多位数乘法竖式计算（专项训练） -2026-2027学年四年级上册数学人教版

四上多位数乘法 竖式计算 500题 （竖式计算练习 + 参考答案） 一、不进位 1. 117 × 11 = 2. 31 × 12 = 3. 13 × 21 = 4. 25 × 11 = 5. 45 × 11 = 6. 121 × 13 = 7. 15 × 11 = 8. 21 × 13 = 9. 313 × 12 = 10. 11 × 22 = 11. 341 × 11 = 12. 32 × 11 = 13. 11 × 24 = 14. 334 × 11 = 15. 11 × 25 = 16. 252 × 11 = 17. 36 × 11 = 18. 342 × 11 = 19. 111 × 12 = 20. 12 × 12 = 21. 12 × 13 = 22. 211 × 23 = 23. 11 × 26 = 24. 12 × 21 = 25. 32 × 12 = 26. 11 × 13 = 27. 41 × 12 = 28. 23 × 12 = 29. 122 × 21 = 30. 14 × 21 = 31. 31 × 22 = 32. 21 × 21 = 33. 11 × 14 = 34. 12 × 22 = 35. 171 × 11 = 36. 22 × 12 = 37. 26 × 11 = 38. 215 × 11 = 39. 315 × 11 = 40. 13 × 23 = 41. 41 × 21 = 42. 23 × 21 = 43. 31 × 11 = 44. 42 × 21 = 45. 21 × 12 = 46. 223 × 12 = 47. 33 × 11 = 48. 22 × 11 = 49. 111 × 27 = 50. 17 × 11 = 51. 21 × 23 = 52. 111 × 21 = 53. 18 × 11 = 54. 22 × 13 = 55. 22 × 21 = 56. 11 × 18 = 57. 42 × 11 = 58. 214 × 11 = 59. 113 × 23 = 60. 27 × 11 = 61. 12 × 23 = 62. 11 × 11 = 63. 21 × 14 = 64. 312 × 22 = 65. 353 × 11 = 66. 212 × 14 = 67. 11 × 27 = 68. 232 × 12 = 69. 313 × 22 = 70. 13 × 13 = 71. 24 × 12 = 72. 32 × 21 = 73. 244 × 11 = 74. 33 × 12 = 75. 11 × 12 = 76. 23 × 11 = 77. 11 × 16 = 78. 13 × 12 = 79. 142 × 21 = 80. 11 × 15 = 81. 21 × 11 = 82. 333 × 11 = 83. 161 × 11 = 84. 124 × 11 = 85. 12 × 14 = 86. 111 × 16 = 87. 112 × 21 = 88. 41 × 11 = 89. 31 × 21 = 90. 11 × 23 = 91. 222 × 13 = 92. 14 × 12 = 93. 23 × 13 = 94. 12 × 11 = 95. 13 × 22 = 96. 152 × 11 = 97. 233 × 11 = 98. 21 × 22 = 99. 43 × 11 = 100. 14 × 11 = 101. 213 × 21 = 102. 312 × 21 = 103. 213 × 13 = 104. 11 × 17 = 105. 12 × 24 = 106. 34 × 11 = 107. 163 × 11 = 108. 11 × 21 = 109. 153 × 11 = 110. 213 × 22 = 111. 44 × 11 = 112. 33 × 21 = 113. 111 × 26 = 114. 211 × 11 = 115. 221 × 22 = 116. 221 × 11 = 117. 111 × 23 = 118. 313 × 11 = 119. 212 × 22 = 120. 141 × 21 = 121. 24 × 11 = 122. 112 × 23 = 123. 121 × 22 = 124. 35 × 11 = 125. 113 × 21 = 126. 115 × 11 = 127. 121 × 23 = 128. 322 × 11 = 129. 131 × 22 = 130. 122 × 22 = 131. 354 × 11 = 132. 16 × 11 = 133. 221 × 13 = 134. 363 × 11 = 135. 111 × 13 = 136. 224 × 12 = 137. 111 × 17 = 138. 113 × 11 = 139. 132 × 21 = 140. 121 × 14 = 141. 13 × 11 = 142. 272 × 11 = 143. 214 × 21 = 144. 22 × 22 = 145. 134 × 11 = 146. 344 × 11 = 147. 113 × 13 = 148. 172 × 11 = 149. 231 × 21 = 150. 261 × 11 = 二、进位 151. 86 × 57 = 152. 524 × 434 = 153. 89 × 98 = 154. 675 × 66 = 155. 332 × 43 = 156. 634 × 84 = 157. 668 × 98 = 158. 77 × 69 = 159. 492 × 159 = 160. 651 × 35 = 161. 34 × 29 = 162. 96 × 76 = 163. 48 × 33 = 164. 548 × 57 = 165. 347 × 68 = 166. 177 × 315 = 167. 515 × 59 = 168. 322 × 119 = 169. 558 × 49 = 170. 324 × 57 = 171. 576 × 377 = 172. 63 × 76 = 173. 376 × 124 = 174. 31 × 82 = 175. 383 × 31 = 176. 82 × 67 = 177. 71 × 75 = 178. 97 × 48 = 179. 441 × 66 = 180. 88 × 64 = 181. 35 × 37 = 182. 619 × 74 = 183. 27 × 43 = 184. 62 × 81 = 185. 155 × 47 = 186. 28 × 76 = 187. 479 × 54 = 188. 59 × 35 = 189. 286 × 81 = 190. 282 × 546 = 191. 488 × 515 = 192. 151 × 35 = 193. 68 × 52 = 194. 576 × 193 = 195. 277 × 594 = 196. 365 × 81 = 197. 447 × 29 = 198. 144 × 88 = 199. 81 × 49 = 200. 574 × 95 = 201. 336 × 33 = 202. 75 × 61 = 203. 495 × 469 = 204. 69 × 41 = 205. 618 × 61 = 206. 94 × 63 = 207. 196 × 53 = 208. 278 × 94 = 209. 56 × 72 = 210. 448 × 43 = 211. 74 × 34 = 212. 77 × 87 = 213. 691 × 26 = 214. 74 × 81 = 215. 145 × 55 = 216. 356 × 236 = 217. 228 × 52 = 218. 683 × 61 = 219. 72 × 53 = 220. 75 × 87 = 221. 52 × 45 = 222. 488 × 65 = 223. 75 × 48 = 224. 83 × 93 = 225. 99 × 32 = 226. 686 × 44 = 227. 53 × 64 = 228. 37 × 33 = 229. 29 × 98 = 230. 25 × 94 = 231. 26 × 44 = 232. 159 × 145 = 233. 81 × 53 = 234. 566 × 333 = 235. 97 × 96 = 236. 656 × 82 = 237. 79 × 64 = 238. 223 × 314 = 239. 283 × 26 = 240. 172 × 334 = 241. 91 × 48 = 242. 84 × 84 = 243. 81 × 39 = 244. 69 × 45 = 245. 95 × 25 = 246. 46 × 33 = 247. 679 × 37 = 248. 214 × 89 = 249. 648 × 72 = 250. 95 × 35 = 251. 581 × 46 = 252. 196 × 73 = 253. 145 × 31 = 254. 447 × 55 = 255. 321 × 33 = 256. 484 × 44 = 257. 695 × 86 = 258. 64 × 31 = 259. 626 × 42 = 260. 86 × 45 = 261. 47 × 95 = 262. 62 × 93 = 263. 54 × 42 = 264. 259 × 32 = 265. 385 × 52 = 266. 637 × 39 = 267. 71 × 98 = 268. 113 × 41 = 269. 51 × 31 = 270. 44 × 53 = 271. 166 × 467 = 272. 467 × 41 = 273. 488 × 166 = 274. 527 × 67 = 275. 25 × 32 = 276. 54 × 81 = 277. 464 × 75 = 278. 149 × 412 = 279. 235 × 34 = 280. 265 × 36 = 281. 175 × 85 = 282. 643 × 52 = 283. 28 × 58 = 284. 74 × 75 = 285. 97 × 35 = 286. 114 × 89 = 287. 76 × 96 = 288. 549 × 556 = 289. 54 × 75 = 290. 143 × 392 = 291. 63 × 99 = 292. 57 × 63 = 293. 293 × 53 = 294. 452 × 26 = 295. 73 × 46 = 296. 232 × 46 = 297. 43 × 57 = 298. 77 × 42 = 299. 478 × 275 = 300. 384 × 456 = 301. 44 × 37 = 302. 517 × 43 = 303. 418 × 35 = 304. 684 × 73 = 305. 55 × 42 = 306. 388 × 83 = 307. 195 × 555 = 308. 32 × 71 = 309. 346 × 34 = 310. 71 × 92 = 311. 128 × 72 = 312. 236 × 289 = 313. 498 × 472 = 314. 97 × 59 = 315. 564 × 76 = 316. 374 × 67 = 317. 284 × 595 = 318. 72 × 97 = 319. 377 × 75 = 320. 89 × 73 = 321. 68 × 61 = 322. 93 × 26 = 323. 68 × 48 = 324. 246 × 66 = 325. 63 × 82 = 326. 55 × 26 = 327. 382 × 42 = 328. 58 × 94 = 329. 353 × 45 = 330. 518 × 159 = 331. 65 × 64 = 332. 32 × 82 = 333. 325 × 83 = 334. 27 × 28 = 335. 224 × 88 = 336. 172 × 577 = 337. 72 × 95 = 338. 51 × 71 = 339. 386 × 47 = 340. 617 × 83 = 341. 88 × 31 = 342. 49 × 45 = 343. 578 × 517 = 344. 641 × 77 = 345. 251 × 53 = 346. 336 × 331 = 347. 516 × 49 = 348. 25 × 39 = 349. 422 × 458 = 350. 44 × 81 = 三、有0 351. 1010 × 16 = 352. 30 × 28 = 353. 80 × 36 = 354. 100 × 85 = 355. 204 × 62 = 356. 208 × 33 = 357. 2007 × 56 = 358. 703 × 103 = 359. 804 × 56 = 360. 60 × 39 = 361. 2030 × 36 = 362. 301 × 506 = 363. 406 × 403 = 364. 220 × 16 = 365. 201 × 82 = 366. 2007 × 27 = 367. 304 × 701 = 368. 260 × 24 = 369. 90 × 83 = 370. 302 × 75 = 371. 705 × 80 = 372. 708 × 406 = 373. 503 × 30 = 374. 400 × 77 = 375. 880 × 31 = 376. 30 × 57 = 377. 703 × 55 = 378. 40 × 73 = 379. 402 × 209 = 380. 700 × 42 = 381. 400 × 27 = 382. 603 × 13 = 383. 204 × 703 = 384. 109 × 48 = 385. 408 × 58 = 386. 600 × 58 = 387. 330 × 23 = 388. 502 × 21 = 389. 606 × 66 = 390. 70 × 39 = 391. 809 × 75 = 392. 300 × 29 = 393. 30 × 13 = 394. 30 × 23 = 395. 40 × 67 = 396. 4009 × 63 = 397. 900 × 33 = 398. 804 × 22 = 399. 303 × 807 = 400. 108 × 55 = 401. 809 × 65 = 402. 400 × 26 = 403. 706 × 51 = 404. 900 × 41 = 405. 20 × 20 = 406. 550 × 46 = 407. 5080 × 18 = 408. 820 × 51 = 409. 740 × 85 = 410. 805 × 23 = 411. 407 × 56 = 412. 105 × 54 = 413. 420 × 40 = 414. 107 × 46 = 415. 308 × 68 = 416. 600 × 53 = 417. 80 × 13 = 418. 30 × 32 = 419. 407 × 50 = 420. 50 × 83 = 421. 607 × 605 = 422. 704 × 50 = 423. 2005 × 21 = 424. 502 × 704 = 425. 405 × 508 = 426. 500 × 79 = 427. 303 × 401 = 428. 703 × 89 = 429. 409 × 502 = 430. 200 × 19 = 431. 208 × 17 = 432. 509 × 56 = 433. 580 × 86 = 434. 300 × 17 = 435. 700 × 30 = 436. 401 × 103 = 437. 602 × 302 = 438. 530 × 79 = 439. 704 × 606 = 440. 801 × 83 = 441. 1005 × 82 = 442. 520 × 40 = 443. 800 × 18 = 444. 503 × 407 = 445. 300 × 51 = 446. 305 × 64 = 447. 200 × 69 = 448. 709 × 709 = 449. 109 × 603 = 450. 507 × 86 = 451. 4008 × 20 = 452. 401 × 50 = 453. 600 × 80 = 454. 601 × 303 = 455. 507 × 706 = 456. 600 × 29 = 457. 304 × 13 = 458. 70 × 25 = 459. 100 × 37 = 460. 20 × 27 = 461. 708 × 58 = 462. 4003 × 56 = 463. 604 × 103 = 464. 600 × 34 = 465. 5090 × 42 = 466. 500 × 81 = 467. 200 × 70 = 468. 303 × 501 = 469. 108 × 705 = 470. 802 × 72 = 471. 806 × 45 = 472. 305 × 18 = 473. 400 × 31 = 474. 803 × 609 = 475. 203 × 306 = 476. 607 × 62 = 477. 505 × 304 = 478. 408 × 85 = 479. 203 × 203 = 480. 260 × 77 = 481. 70 × 18 = 482. 208 × 18 = 483. 805 × 104 = 484. 602 × 87 = 485. 3003 × 26 = 486. 303 × 30 = 487. 2004 × 35 = 488. 600 × 26 = 489. 50 × 60 = 490. 404 × 109 = 491. 405 × 505 = 492. 105 × 76 = 493. 809 × 601 = 494. 320 × 60 = 495. 602 × 604 = 496. 808 × 503 = 497. 310 × 41 = 498. 740 × 33 = 499. 600 × 65 = 500. 301 × 603 = 参考答案（竖式计算过程） 一、不进位 答案 1. 117 × 11 = 1287 117 × 11 ------- 117 117 ------- 1287 2. 31 × 12 = 372 31 × 12 ------ 62 31 ------ 372 3. 13 × 21 = 273 13 × 21 ------ 13 26 ------ 273 4. 25 × 11 = 275 25 × 11 ------ 25 25 ------ 275 5. 45 × 11 = 495 45 × 11 ------ 45 45 ------ 495 6. 121 × 13 = 1573 121 × 13 ------- 363 121 ------- 1573 7. 15 × 11 = 165 15 × 11 ------ 15 15 ------ 165 8. 21 × 13 = 273 21 × 13 ------ 63 21 ------ 273 9. 313 × 12 = 3756 313 × 12 ------- 626 313 ------- 3756 10. 11 × 22 = 242 11 × 22 ------ 22 22 ------ 242 11. 341 × 11 = 3751 341 × 11 ------- 341 341 ------- 3751 12. 32 × 11 = 352 32 × 11 ------ 32 32 ------ 352 13. 11 × 24 = 264 11 × 24 ------ 44 22 ------ 264 14. 334 × 11 = 3674 334 × 11 ------- 334 334 ------- 3674 15. 11 × 25 = 275 11 × 25 ------ 55 22 ------ 275 16. 252 × 11 = 2772 252 × 11 ------- 252 252 ------- 2772 17. 36 × 11 = 396 36 × 11 ------ 36 36 ------ 396 18. 342 × 11 = 3762 342 × 11 ------- 342 342 ------- 3762 19. 111 × 12 = 1332 111 × 12 ------- 222 111 ------- 1332 20. 12 × 12 = 144 12 × 12 ------ 24 12 ------ 144 21. 12 × 13 = 156 12 × 13 ------ 36 12 ------ 156 22. 211 × 23 = 4853 211 × 23 ------- 633 422 ------- 4853 23. 11 × 26 = 286 11 × 26 ------ 66 22 ------ 286 24. 12 × 21 = 252 12 × 21 ------ 12 24 ------ 252 25. 32 × 12 = 384 32 × 12 ------ 64 32 ------ 384 26. 11 × 13 = 143 11 × 13 ------ 33 11 ------ 143 27. 41 × 12 = 492 41 × 12 ------ 82 41 ------ 492 28. 23 × 12 = 276 23 × 12 ------ 46 23 ------ 276 29. 122 × 21 = 2562 122 × 21 ------- 122 244 ------- 2562 30. 14 × 21 = 294 14 × 21 ------ 14 28 ------ 294 31. 31 × 22 = 682 31 × 22 ------ 62 62 ------ 682 32. 21 × 21 = 441 21 × 21 ------ 21 42 ------ 441 33. 11 × 14 = 154 11 × 14 ------ 44 11 ------ 154 34. 12 × 22 = 264 12 × 22 ------ 24 24 ------ 264 35. 171 × 11 = 1881 171 × 11 ------- 171 171 ------- 1881 36. 22 × 12 = 264 22 × 12 ------ 44 22 ------ 264 37. 26 × 11 = 286 26 × 11 ------ 26 26 ------ 286 38. 215 × 11 = 2365 215 × 11 ------- 215 215 ------- 2365 39. 315 × 11 = 3465 315 × 11 ------- 315 315 ------- 3465 40. 13 × 23 = 299 13 × 23 ------ 39 26 ------ 299 41. 41 × 21 = 861 41 × 21 ------ 41 82 ------ 861 42. 23 × 21 = 483 23 × 21 ------ 23 46 ------ 483 43. 31 × 11 = 341 31 × 11 ------ 31 31 ------ 341 44. 42 × 21 = 882 42 × 21 ------ 42 84 ------ 882 45. 21 × 12 = 252 21 × 12 ------ 42 21 ------ 252 46. 223 × 12 = 2676 223 × 12 ------- 446 223 ------- 2676 47. 33 × 11 = 363 33 × 11 ------ 33 33 ------ 363 48. 22 × 11 = 242 22 × 11 ------ 22 22 ------ 242 49. 111 × 27 = 2997 111 × 27 ------- 777 222 ------- 2997 50. 17 × 11 = 187 17 × 11 ------ 17 17 ------ 187 51. 21 × 23 = 483 21 × 23 ------ 63 42 ------ 483 52. 111 × 21 = 2331 111 × 21 ------- 111 222 ------- 2331 53. 18 × 11 = 198 18 × 11 ------ 18 18 ------ 198 54. 22 × 13 = 286 22 × 13 ------ 66 22 ------ 286 55. 22 × 21 = 462 22 × 21 ------ 22 44 ------ 462 56. 11 × 18 = 198 11 × 18 ------ 88 11 ------ 198 57. 42 × 11 = 462 42 × 11 ------ 42 42 ------ 462 58. 214 × 11 = 2354 214 × 11 ------- 214 214 ------- 2354 59. 113 × 23 = 2599 113 × 23 ------- 339 226 ------- 2599 60. 27 × 11 = 297 27 × 11 ------ 27 27 ------ 297 61. 12 × 23 = 276 12 × 23 ------ 36 24 ------ 276 62. 11 × 11 = 121 11 × 11 ------ 11 11 ------ 121 63. 21 × 14 = 294 21 × 14 ------ 84 21 ------ 294 64. 312 × 22 = 6864 312 × 22 ------- 624 624 ------- 6864 65. 353 × 11 = 3883 353 × 11 ------- 353 353 ------- 3883 66. 212 × 14 = 2968 212 × 14 ------- 848 212 ------- 2968 67. 11 × 27 = 297 11 × 27 ------ 77 22 ------ 297 68. 232 × 12 = 2784 232 × 12 ------- 464 232 ------- 2784 69. 313 × 22 = 6886 313 × 22 ------- 626 626 ------- 6886 70. 13 × 13 = 169 13 × 13 ------ 39 13 ------ 169 71. 24 × 12 = 288 24 × 12 ------ 48 24 ------ 288 72. 32 × 21 = 672 32 × 21 ------ 32 64 ------ 672 73. 244 × 11 = 2684 244 × 11 ------- 244 244 ------- 2684 74. 33 × 12 = 396 33 × 12 ------ 66 33 ------ 396 75. 11 × 12 = 132 11 × 12 ------ 22 11 ------ 132 76. 23 × 11 = 253 23 × 11 ------ 23 23 ------ 253 77. 11 × 16 = 176 11 × 16 ------ 66 11 ------ 176 78. 13 × 12 = 156 13 × 12 ------ 26 13 ------ 156 79. 142 × 21 = 2982 142 × 21 ------- 142 284 ------- 2982 80. 11 × 15 = 165 11 × 15 ------ 55 11 ------ 165 81. 21 × 11 = 231 21 × 11 ------ 21 21 ------ 231 82. 333 × 11 = 3663 333 × 11 ------- 333 333 ------- 3663 83. 161 × 11 = 1771 161 × 11 ------- 161 161 ------- 1771 84. 124 × 11 = 1364 124 × 11 ------- 124 124 ------- 1364 85. 12 × 14 = 168 12 × 14 ------ 48 12 ------ 168 86. 111 × 16 = 1776 111 × 16 ------- 666 111 ------- 1776 87. 112 × 21 = 2352 112 × 21 ------- 112 224 ------- 2352 88. 41 × 11 = 451 41 × 11 ------ 41 41 ------ 451 89. 31 × 21 = 651 31 × 21 ------ 31 62 ------ 651 90. 11 × 23 = 253 11 × 23 ------ 33 22 ------ 253 91. 222 × 13 = 2886 222 × 13 ------- 666 222 ------- 2886 92. 14 × 12 = 168 14 × 12 ------ 28 14 ------ 168 93. 23 × 13 = 299 23 × 13 ------ 69 23 ------ 299 94. 12 × 11 = 132 12 × 11 ------ 12 12 ------ 132 95. 13 × 22 = 286 13 × 22 ------ 26 26 ------ 286 96. 152 × 11 = 1672 152 × 11 ------- 152 152 ------- 1672 97. 233 × 11 = 2563 233 × 11 ------- 233 233 ------- 2563 98. 21 × 22 = 462 21 × 22 ------ 42 42 ------ 462 99. 43 × 11 = 473 43 × 11 ------ 43 43 ------ 473 100. 14 × 11 = 154 14 × 11 ------ 14 14 ------ 154 101. 213 × 21 = 4473 213 × 21 ------- 213 426 ------- 4473 102. 312 × 21 = 6552 312 × 21 ------- 312 624 ------- 6552 103. 213 × 13 = 2769 213 × 13 ------- 639 213 ------- 2769 104. 11 × 17 = 187 11 × 17 ------ 77 11 ------ 187 105. 12 × 24 = 288 12 × 24 ------ 48 24 ------ 288 106. 34 × 11 = 374 34 × 11 ------ 34 34 ------ 374 107. 163 × 11 = 1793 163 × 11 ------- 163 163 ------- 1793 108. 11 × 21 = 231 11 × 21 ------ 11 22 ------ 231 109. 153 × 11 = 1683 153 × 11 ------- 153 153 ------- 1683 110. 213 × 22 = 4686 213 × 22 ------- 426 426 ------- 4686 111. 44 × 11 = 484 44 × 11 ------ 44 44 ------ 484 112. 33 × 21 = 693 33 × 21 ------ 33 66 ------ 693 113. 111 × 26 = 2886 111 × 26 ------- 666 222 ------- 2886 114. 211 × 11 = 2321 211 × 11 ------- 211 211 ------- 2321 115. 221 × 22 = 4862 221 × 22 ------- 442 442 ------- 4862 116. 221 × 11 = 2431 221 × 11 ------- 221 221 ------- 2431 117. 111 × 23 = 2553 111 × 23 ------- 333 222 ------- 2553 118. 313 × 11 = 3443 313 × 11 ------- 313 313 ------- 3443 119. 212 × 22 = 4664 212 × 22 ------- 424 424 ------- 4664 120. 141 × 21 = 2961 141 × 21 ------- 141 282 ------- 2961 121. 24 × 11 = 264 24 × 11 ------ 24 24 ------ 264 122. 112 × 23 = 2576 112 × 23 ------- 336 224 ------- 2576 123. 121 × 22 = 2662 121 × 22 ------- 242 242 ------- 2662 124. 35 × 11 = 385 35 × 11 ------ 35 35 ------ 385 125. 113 × 21 = 2373 113 × 21 ------- 113 226 ------- 2373 126. 115 × 11 = 1265 115 × 11 ------- 115 115 ------- 1265 127. 121 × 23 = 2783 121 × 23 ------- 363 242 ------- 2783 128. 322 × 11 = 3542 322 × 11 ------- 322 322 ------- 3542 129. 131 × 22 = 2882 131 × 22 ------- 262 262 ------- 2882 130. 122 × 22 = 2684 122 × 22 ------- 244 244 ------- 2684 131. 354 × 11 = 3894 354 × 11 ------- 354 354 ------- 3894 132. 16 × 11 = 176 16 × 11 ------ 16 16 ------ 176 133. 221 × 13 = 2873 221 × 13 ------- 663 221 ------- 2873 134. 363 × 11 = 3993 363 × 11 ------- 363 363 ------- 3993 135. 111 × 13 = 1443 111 × 13 ------- 333 111 ------- 1443 136. 224 × 12 = 2688 224 × 12 ------- 448 224 ------- 2688 137. 111 × 17 = 1887 111 × 17 ------- 777 111 ------- 1887 138. 113 × 11 = 1243 113 × 11 ------- 113 113 ------- 1243 139. 132 × 21 = 2772 132 × 21 ------- 132 264 ------- 2772 140. 121 × 14 = 1694 121 × 14 ------- 484 121 ------- 1694 141. 13 × 11 = 143 13 × 11 ------ 13 13 ------ 143 142. 272 × 11 = 2992 272 × 11 ------- 272 272 ------- 2992 143. 214 × 21 = 4494 214 × 21 ------- 214 428 ------- 4494 144. 22 × 22 = 484 22 × 22 ------ 44 44 ------ 484 145. 134 × 11 = 1474 134 × 11 ------- 134 134 ------- 1474 146. 344 × 11 = 3784 344 × 11 ------- 344 344 ------- 3784 147. 113 × 13 = 1469 113 × 13 ------- 339 113 ------- 1469 148. 172 × 11 = 1892 172 × 11 ------- 172 172 ------- 1892 149. 231 × 21 = 4851 231 × 21 ------- 231 462 ------- 4851 150. 261 × 11 = 2871 261 × 11 ------- 261 261 ------- 2871 二、进位 答案 151. 86 × 57 = 4902 86 × 57 ------- 602 430 ------- 4902 152. 524 × 434 = 227416 524 × 434 --------- 2096 1572 2096 --------- 227416 153. 89 × 98 = 8722 89 × 98 ------- 712 801 ------- 8722 154. 675 × 66 = 44550 675 × 66 -------- 4050 4050 -------- 44550 155. 332 × 43 = 14276 332 × 43 -------- 996 1328 -------- 14276 156. 634 × 84 = 53256 634 × 84 -------- 2536 5072 -------- 53256 157. 668 × 98 = 65464 668 × 98 -------- 5344 6012 -------- 65464 158. 77 × 69 = 5313 77 × 69 ------- 693 462 ------- 5313 159. 492 × 159 = 78228 492 × 159 -------- 4428 2460 492 -------- 78228 160. 651 × 35 = 22785 651 × 35 -------- 3255 1953 -------- 22785 161. 34 × 29 = 986 34 × 29 ------ 306 68 ------ 986 162. 96 × 76 = 7296 96 × 76 ------- 576 672 ------- 7296 163. 48 × 33 = 1584 48 × 33 ------- 144 144 ------- 1584 164. 548 × 57 = 31236 548 × 57 -------- 3836 2740 -------- 31236 165. 347 × 68 = 23596 347 × 68 -------- 2776 2082 -------- 23596 166. 177 × 315 = 55755 177 × 315 -------- 885 177 531 -------- 55755 167. 515 × 59 = 30385 515 × 59 -------- 4635 2575 -------- 30385 168. 322 × 119 = 38318 322 × 119 -------- 2898 322 322 -------- 38318 169. 558 × 49 = 27342 558 × 49 -------- 5022 2232 -------- 27342 170. 324 × 57 = 18468 324 × 57 -------- 2268 1620 -------- 18468 171. 576 × 377 = 217152 576 × 377 --------- 4032 4032 1728 --------- 217152 172. 63 × 76 = 4788 63 × 76 ------- 378 441 ------- 4788 173. 376 × 124 = 46624 376 × 124 -------- 1504 752 376 -------- 46624 174. 31 × 82 = 2542 31 × 82 ------- 62 248 ------- 2542 175. 383 × 31 = 11873 383 × 31 -------- 383 1149 -------- 11873 176. 82 × 67 = 5494 82 × 67 ------- 574 492 ------- 5494 177. 71 × 75 = 5325 71 × 75 ------- 355 497 ------- 5325 178. 97 × 48 = 4656 97 × 48 ------- 776 388 ------- 4656 179. 441 × 66 = 29106 441 × 66 -------- 2646 2646 -------- 29106 180. 88 × 64 = 5632 88 × 64 ------- 352 528 ------- 5632 181. 35 × 37 = 1295 35 × 37 ------- 245 105 ------- 1295 182. 619 × 74 = 45806 619 × 74 -------- 2476 4333 -------- 45806 183. 27 × 43 = 1161 27 × 43 ------- 81 108 ------- 1161 184. 62 × 81 = 5022 62 × 81 ------- 62 496 ------- 5022 185. 155 × 47 = 7285 155 × 47 ------- 1085 620 ------- 7285 186. 28 × 76 = 2128 28 × 76 ------- 168 196 ------- 2128 187. 479 × 54 = 25866 479 × 54 -------- 1916 2395 -------- 25866 188. 59 × 35 = 2065 59 × 35 ------- 295 177 ------- 2065 189. 286 × 81 = 23166 286 × 81 -------- 286 2288 -------- 23166 190. 282 × 546 = 153972 282 × 546 --------- 1692 1128 1410 --------- 153972 191. 488 × 515 = 251320 488 × 515 --------- 2440 488 2440 --------- 251320 192. 151 × 35 = 5285 151 × 35 ------- 755 453 ------- 5285 193. 68 × 52 = 3536 68 × 52 ------- 136 340 ------- 3536 194. 576 × 193 = 111168 576 × 193 --------- 1728 5184 576 --------- 111168 195. 277 × 594 = 164538 277 × 594 --------- 1108 2493 1385 --------- 164538 196. 365 × 81 = 29565 365 × 81 -------- 365 2920 -------- 29565 197. 447 × 29 = 12963 447 × 29 -------- 4023 894 -------- 12963 198. 144 × 88 = 12672 144 × 88 -------- 1152 1152 -------- 12672 199. 81 × 49 = 3969 81 × 49 ------- 729 324 ------- 3969 200. 574 × 95 = 54530 574 × 95 -------- 2870 5166 -------- 54530 201. 336 × 33 = 11088 336 × 33 -------- 1008 1008 -------- 11088 202. 75 × 61 = 4575 75 × 61 ------- 75 450 ------- 4575 203. 495 × 469 = 232155 495 × 469 --------- 4455 2970 1980 --------- 232155 204. 69 × 41 = 2829 69 × 41 ------- 69 276 ------- 2829 205. 618 × 61 = 37698 618 × 61 -------- 618 3708 -------- 37698 206. 94 × 63 = 5922 94 × 63 ------- 282 564 ------- 5922 207. 196 × 53 = 10388 196 × 53 -------- 588 980 -------- 10388 208. 278 × 94 = 26132 278 × 94 -------- 1112 2502 -------- 26132 209. 56 × 72 = 4032 56 × 72 ------- 112 392 ------- 4032 210. 448 × 43 = 19264 448 × 43 -------- 1344 1792 -------- 19264 211. 74 × 34 = 2516 74 × 34 ------- 296 222 ------- 2516 212. 77 × 87 = 6699 77 × 87 ------- 539 616 ------- 6699 213. 691 × 26 = 17966 691 × 26 -------- 4146 1382 -------- 17966 214. 74 × 81 = 5994 74 × 81 ------- 74 592 ------- 5994 215. 145 × 55 = 7975 145 × 55 ------- 725 725 ------- 7975 216. 356 × 236 = 84016 356 × 236 -------- 2136 1068 712 -------- 84016 217. 228 × 52 = 11856 228 × 52 -------- 456 1140 -------- 11856 218. 683 × 61 = 41663 683 × 61 -------- 683 4098 -------- 41663 219. 72 × 53 = 3816 72 × 53 ------- 216 360 ------- 3816 220. 75 × 87 = 6525 75 × 87 ------- 525 600 ------- 6525 221. 52 × 45 = 2340 52 × 45 ------- 260 208 ------- 2340 222. 488 × 65 = 31720 488 × 65 -------- 2440 2928 -------- 31720 223. 75 × 48 = 3600 75 × 48 ------- 600 300 ------- 3600 224. 83 × 93 = 7719 83 × 93 ------- 249 747 ------- 7719 225. 99 × 32 = 3168 99 × 32 ------- 198 297 ------- 3168 226. 686 × 44 = 30184 686 × 44 -------- 2744 2744 -------- 30184 227. 53 × 64 = 3392 53 × 64 ------- 212 318 ------- 3392 228. 37 × 33 = 1221 37 × 33 ------- 111 111 ------- 1221 229. 29 × 98 = 2842 29 × 98 ------- 232 261 ------- 2842 230. 25 × 94 = 2350 25 × 94 ------- 100 225 ------- 2350 231. 26 × 44 = 1144 26 × 44 ------- 104 104 ------- 1144 232. 159 × 145 = 23055 159 × 145 -------- 795 636 159 -------- 23055 233. 81 × 53 = 4293 81 × 53 ------- 243 405 ------- 4293 234. 566 × 333 = 188478 566 × 333 --------- 1698 1698 1698 --------- 188478 235. 97 × 96 = 9312 97 × 96 ------- 582 873 ------- 9312 236. 656 × 82 = 53792 656 × 82 -------- 1312 5248 -------- 53792 237. 79 × 64 = 5056 79 × 64 ------- 316 474 ------- 5056 238. 223 × 314 = 70022 223 × 314 -------- 892 223 669 -------- 70022 239. 283 × 26 = 7358 283 × 26 ------- 1698 566 ------- 7358 240. 172 × 334 = 57448 172 × 334 -------- 688 516 516 -------- 57448 241. 91 × 48 = 4368 91 × 48 ------- 728 364 ------- 4368 242. 84 × 84 = 7056 84 × 84 ------- 336 672 ------- 7056 243. 81 × 39 = 3159 81 × 39 ------- 729 243 ------- 3159 244. 69 × 45 = 3105 69 × 45 ------- 345 276 ------- 3105 245. 95 × 25 = 2375 95 × 25 ------- 475 190 ------- 2375 246. 46 × 33 = 1518 46 × 33 ------- 138 138 ------- 1518 247. 679 × 37 = 25123 679 × 37 -------- 4753 2037 -------- 25123 248. 214 × 89 = 19046 214 × 89 -------- 1926 1712 -------- 19046 249. 648 × 72 = 46656 648 × 72 -------- 1296 4536 -------- 46656 250. 95 × 35 = 3325 95 × 35 ------- 475 285 ------- 3325 251. 581 × 46 = 26726 581 × 46 -------- 3486 2324 -------- 26726 252. 196 × 73 = 14308 196 × 73 -------- 588 1372 -------- 14308 253. 145 × 31 = 4495 145 × 31 ------- 145 435 ------- 4495 254. 447 × 55 = 24585 447 × 55 -------- 2235 2235 -------- 24585 255. 321 × 33 = 10593 321 × 33 -------- 963 963 -------- 10593 256. 484 × 44 = 21296 484 × 44 -------- 1936 1936 -------- 21296 257. 695 × 86 = 59770 695 × 86 -------- 4170 5560 -------- 59770 258. 64 × 31 = 1984 64 × 31 ------- 64 192 ------- 1984 259. 626 × 42 = 26292 626 × 42 -------- 1252 2504 -------- 26292 260. 86 × 45 = 3870 86 × 45 ------- 430 344 ------- 3870 261. 47 × 95 = 4465 47 × 95 ------- 235 423 ------- 4465 262. 62 × 93 = 5766 62 × 93 ------- 186 558 ------- 5766 263. 54 × 42 = 2268 54 × 42 ------- 108 216 ------- 2268 264. 259 × 32 = 8288 259 × 32 ------- 518 777 ------- 8288 265. 385 × 52 = 20020 385 × 52 -------- 770 1925 -------- 20020 266. 637 × 39 = 24843 637 × 39 -------- 5733 1911 -------- 24843 267. 71 × 98 = 6958 71 × 98 ------- 568 639 ------- 6958 268. 113 × 41 = 4633 113 × 41 ------- 113 452 ------- 4633 269. 51 × 31 = 1581 51 × 31 ------- 51 153 ------- 1581 270. 44 × 53 = 2332 44 × 53 ------- 132 220 ------- 2332 271. 166 × 467 = 77522 166 × 467 -------- 1162 996 664 -------- 77522 272. 467 × 41 = 19147 467 × 41 -------- 467 1868 -------- 19147 273. 488 × 166 = 81008 488 × 166 -------- 2928 2928 488 -------- 81008 274. 527 × 67 = 35309 527 × 67 -------- 3689 3162 -------- 35309 275. 25 × 32 = 800 25 × 32 ------ 50 75 ------ 800 276. 54 × 81 = 4374 54 × 81 ------- 54 432 ------- 4374 277. 464 × 75 = 34800 464 × 75 -------- 2320 3248 -------- 34800 278. 149 × 412 = 61388 149 × 412 -------- 298 149 596 -------- 61388 279. 235 × 34 = 7990 235 × 34 ------- 940 705 ------- 7990 280. 265 × 36 = 9540 265 × 36 ------- 1590 795 ------- 9540 281. 175 × 85 = 14875 175 × 85 -------- 875 1400 -------- 14875 282. 643 × 52 = 33436 643 × 52 -------- 1286 3215 -------- 33436 283. 28 × 58 = 1624 28 × 58 ------- 224 140 ------- 1624 284. 74 × 75 = 5550 74 × 75 ------- 370 518 ------- 5550 285. 97 × 35 = 3395 97 × 35 ------- 485 291 ------- 3395 286. 114 × 89 = 10146 114 × 89 -------- 1026 912 -------- 10146 287. 76 × 96 = 7296 76 × 96 ------- 456 684 ------- 7296 288. 549 × 556 = 305244 549 × 556 --------- 3294 2745 2745 --------- 305244 289. 54 × 75 = 4050 54 × 75 ------- 270 378 ------- 4050 290. 143 × 392 = 56056 143 × 392 -------- 286 1287 429 -------- 56056 291. 63 × 99 = 6237 63 × 99 ------- 567 567 ------- 6237 292. 57 × 63 = 3591 57 × 63 ------- 171 342 ------- 3591 293. 293 × 53 = 15529 293 × 53 -------- 879 1465 -------- 15529 294. 452 × 26 = 11752 452 × 26 -------- 2712 904 -------- 11752 295. 73 × 46 = 3358 73 × 46 ------- 438 292 ------- 3358 296. 232 × 46 = 10672 232 × 46 -------- 1392 928 -------- 10672 297. 43 × 57 = 2451 43 × 57 ------- 301 215 ------- 2451 298. 77 × 42 = 3234 77 × 42 ------- 154 308 ------- 3234 299. 478 × 275 = 131450 478 × 275 --------- 2390 3346 956 --------- 131450 300. 384 × 456 = 175104 384 × 456 --------- 2304 1920 1536 --------- 175104 301. 44 × 37 = 1628 44 × 37 ------- 308 132 ------- 1628 302. 517 × 43 = 22231 517 × 43 -------- 1551 2068 -------- 22231 303. 418 × 35 = 14630 418 × 35 -------- 2090 1254 -------- 14630 304. 684 × 73 = 49932 684 × 73 -------- 2052 4788 -------- 49932 305. 55 × 42 = 2310 55 × 42 ------- 110 220 ------- 2310 306. 388 × 83 = 32204 388 × 83 -------- 1164 3104 -------- 32204 307. 195 × 555 = 108225 195 × 555 --------- 975 975 975 --------- 108225 308. 32 × 71 = 2272 32 × 71 ------- 32 224 ------- 2272 309. 346 × 34 = 11764 346 × 34 -------- 1384 1038 -------- 11764 310. 71 × 92 = 6532 71 × 92 ------- 142 639 ------- 6532 311. 128 × 72 = 9216 128 × 72 ------- 256 896 ------- 9216 312. 236 × 289 = 68204 236 × 289 -------- 2124 1888 472 -------- 68204 313. 498 × 472 = 235056 498 × 472 --------- 996 3486 1992 --------- 235056 314. 97 × 59 = 5723 97 × 59 ------- 873 485 ------- 5723 315. 564 × 76 = 42864 564 × 76 -------- 3384 3948 -------- 42864 316. 374 × 67 = 25058 374 × 67 -------- 2618 2244 -------- 25058 317. 284 × 595 = 168980 284 × 595 --------- 1420 2556 1420 --------- 168980 318. 72 × 97 = 6984 72 × 97 ------- 504 648 ------- 6984 319. 377 × 75 = 28275 377 × 75 -------- 1885 2639 -------- 28275 320. 89 × 73 = 6497 89 × 73 ------- 267 623 ------- 6497 321. 68 × 61 = 4148 68 × 61 ------- 68 408 ------- 4148 322. 93 × 26 = 2418 93 × 26 ------- 558 186 ------- 2418 323. 68 × 48 = 3264 68 × 48 ------- 544 272 ------- 3264 324. 246 × 66 = 16236 246 × 66 -------- 1476 1476 -------- 16236 325. 63 × 82 = 5166 63 × 82 ------- 126 504 ------- 5166 326. 55 × 26 = 1430 55 × 26 ------- 330 110 ------- 1430 327. 382 × 42 = 16044 382 × 42 -------- 764 1528 -------- 16044 328. 58 × 94 = 5452 58 × 94 ------- 232 522 ------- 5452 329. 353 × 45 = 15885 353 × 45 -------- 1765 1412 -------- 15885 330. 518 × 159 = 82362 518 × 159 -------- 4662 2590 518 -------- 82362 331. 65 × 64 = 4160 65 × 64 ------- 260 390 ------- 4160 332. 32 × 82 = 2624 32 × 82 ------- 64 256 ------- 2624 333. 325 × 83 = 26975 325 × 83 -------- 975 2600 -------- 26975 334. 27 × 28 = 756 27 × 28 ------ 216 54 ------ 756 335. 224 × 88 = 19712 224 × 88 -------- 1792 1792 -------- 19712 336. 172 × 577 = 99244 172 × 577 -------- 1204 1204 860 -------- 99244 337. 72 × 95 = 6840 72 × 95 ------- 360 648 ------- 6840 338. 51 × 71 = 3621 51 × 71 ------- 51 357 ------- 3621 339. 386 × 47 = 18142 386 × 47 -------- 2702 1544 -------- 18142 340. 617 × 83 = 51211 617 × 83 -------- 1851 4936 -------- 51211 341. 88 × 31 = 2728 88 × 31 ------- 88 264 ------- 2728 342. 49 × 45 = 2205 49 × 45 ------- 245 196 ------- 2205 343. 578 × 517 = 298826 578 × 517 --------- 4046 578 2890 --------- 298826 344. 641 × 77 = 49357 641 × 77 -------- 4487 4487 -------- 49357 345. 251 × 53 = 13303 251 × 53 -------- 753 1255 -------- 13303 346. 336 × 331 = 111216 336 × 331 --------- 336 1008 1008 --------- 111216 347. 516 × 49 = 25284 516 × 49 -------- 4644 2064 -------- 25284 348. 25 × 39 = 975 25 × 39 ------ 225 75 ------ 975 349. 422 × 458 = 193276 422 × 458 --------- 3376 2110 1688 --------- 193276 350. 44 × 81 = 3564 44 × 81 ------- 44 352 ------- 3564 三、有0 答案 351. 1010 × 16 = 16160 1010 × 16 -------- 6060 1010 -------- 16160 352. 30 × 28 = 840 30 × 28 ------ 240 60 ------ 840 353. 80 × 36 = 2880 80 × 36 ------- 480 240 ------- 2880 354. 100 × 85 = 8500 100 × 85 ------- 500 800 ------- 8500 355. 204 × 62 = 12648 204 × 62 -------- 408 1224 -------- 12648 356. 208 × 33 = 6864 208 × 33 ------- 624 624 ------- 6864 357. 2007 × 56 = 112392 2007 × 56 --------- 12042 10035 --------- 112392 358. 703 × 103 = 72409 703 × 103 -------- 2109 0 703 -------- 72409 359. 804 × 56 = 45024 804 × 56 -------- 4824 4020 -------- 45024 360. 60 × 39 = 2340 60 × 39 ------- 540 180 ------- 2340 361. 2030 × 36 = 73080 2030 × 36 -------- 12180 6090 -------- 73080 362. 301 × 506 = 152306 301 × 506 --------- 1806 0 1505 --------- 152306 363. 406 × 403 = 163618 406 × 403 --------- 1218 0 1624 --------- 163618 364. 220 × 16 = 3520 220 × 16 ------- 1320 220 ------- 3520 365. 201 × 82 = 16482 201 × 82 -------- 402 1608 -------- 16482 366. 2007 × 27 = 54189 2007 × 27 -------- 14049 4014 -------- 54189 367. 304 × 701 = 213104 304 × 701 --------- 304 0 2128 --------- 213104 368. 260 × 24 = 6240 260 × 24 ------- 1040 520 ------- 6240 369. 90 × 83 = 7470 90 × 83 ------- 270 720 ------- 7470 370. 302 × 75 = 22650 302 × 75 -------- 1510 2114 -------- 22650 371. 705 × 80 = 56400 705 × 80 -------- 0 5640 -------- 56400 372. 708 × 406 = 287448 708 × 406 --------- 4248 0 2832 --------- 287448 373. 503 × 30 = 15090 503 × 30 -------- 0 1509 -------- 15090 374. 400 × 77 = 30800 400 × 77 -------- 2800 2800 -------- 30800 375. 880 × 31 = 27280 880 × 31 -------- 880 2640 -------- 27280 376. 30 × 57 = 1710 30 × 57 ------- 210 150 ------- 1710 377. 703 × 55 = 38665 703 × 55 -------- 3515 3515 -------- 38665 378. 40 × 73 = 2920 40 × 73 ------- 120 280 ------- 2920 379. 402 × 209 = 84018 402 × 209 -------- 3618 0 804 -------- 84018 380. 700 × 42 = 29400 700 × 42 -------- 1400 2800 -------- 29400 381. 400 × 27 = 10800 400 × 27 -------- 2800 800 -------- 10800 382. 603 × 13 = 7839 603 × 13 ------- 1809 603 ------- 7839 383. 204 × 703 = 143412 204 × 703 --------- 612 0 1428 --------- 143412 384. 109 × 48 = 5232 109 × 48 ------- 872 436 ------- 5232 385. 408 × 58 = 23664 408 × 58 -------- 3264 2040 -------- 23664 386. 600 × 58 = 34800 600 × 58 -------- 4800 3000 -------- 34800 387. 330 × 23 = 7590 330 × 23 ------- 990 660 ------- 7590 388. 502 × 21 = 10542 502 × 21 -------- 502 1004 -------- 10542 389. 606 × 66 = 39996 606 × 66 -------- 3636 3636 -------- 39996 390. 70 × 39 = 2730 70 × 39 ------- 630 210 ------- 2730 391. 809 × 75 = 60675 809 × 75 -------- 4045 5663 -------- 60675 392. 300 × 29 = 8700 300 × 29 ------- 2700 600 ------- 8700 393. 30 × 13 = 390 30 × 13 ------ 90 30 ------ 390 394. 30 × 23 = 690 30 × 23 ------ 90 60 ------ 690 395. 40 × 67 = 2680 40 × 67 ------- 280 240 ------- 2680 396. 4009 × 63 = 252567 4009 × 63 --------- 12027 24054 --------- 252567 397. 900 × 33 = 29700 900 × 33 -------- 2700 2700 -------- 29700 398. 804 × 22 = 17688 804 × 22 -------- 1608 1608 -------- 17688 399. 303 × 807 = 244521 303 × 807 --------- 2121 0 2424 --------- 244521 400. 108 × 55 = 5940 108 × 55 ------- 540 540 ------- 5940 401. 809 × 65 = 52585 809 × 65 -------- 4045 4854 -------- 52585 402. 400 × 26 = 10400 400 × 26 -------- 2400 800 -------- 10400 403. 706 × 51 = 36006 706 × 51 -------- 706 3530 -------- 36006 404. 900 × 41 = 36900 900 × 41 -------- 900 3600 -------- 36900 405. 20 × 20 = 400 20 × 20 ------ 0 40 ------ 400 406. 550 × 46 = 25300 550 × 46 -------- 3300 2200 -------- 25300 407. 5080 × 18 = 91440 5080 × 18 -------- 40640 5080 -------- 91440 408. 820 × 51 = 41820 820 × 51 -------- 820 4100 -------- 41820 409. 740 × 85 = 62900 740 × 85 -------- 3700 5920 -------- 62900 410. 805 × 23 = 18515 805 × 23 -------- 2415 1610 -------- 18515 411. 407 × 56 = 22792 407 × 56 -------- 2442 2035 -------- 22792 412. 105 × 54 = 5670 105 × 54 ------- 420 525 ------- 5670 413. 420 × 40 = 16800 420 × 40 -------- 0 1680 -------- 16800 414. 107 × 46 = 4922 107 × 46 ------- 642 428 ------- 4922 415. 308 × 68 = 20944 308 × 68 -------- 2464 1848 -------- 20944 416. 600 × 53 = 31800 600 × 53 -------- 1800 3000 -------- 31800 417. 80 × 13 = 1040 80 × 13 ------- 240 80 ------- 1040 418. 30 × 32 = 960 30 × 32 ------ 60 90 ------ 960 419. 407 × 50 = 20350 407 × 50 -------- 0 2035 -------- 20350 420. 50 × 83 = 4150 50 × 83 ------- 150 400 ------- 4150 421. 607 × 605 = 367235 607 × 605 --------- 3035 0 3642 --------- 367235 422. 704 × 50 = 35200 704 × 50 -------- 0 3520 -------- 35200 423. 2005 × 21 = 42105 2005 × 21 -------- 2005 4010 -------- 42105 424. 502 × 704 = 353408 502 × 704 --------- 2008 0 3514 --------- 353408 425. 405 × 508 = 205740 405 × 508 --------- 3240 0 2025 --------- 205740 426. 500 × 79 = 39500 500 × 79 -------- 4500 3500 -------- 39500 427. 303 × 401 = 121503 303 × 401 --------- 303 0 1212 --------- 121503 428. 703 × 89 = 62567 703 × 89 -------- 6327 5624 -------- 62567 429. 409 × 502 = 205318 409 × 502 --------- 818 0 2045 --------- 205318 430. 200 × 19 = 3800 200 × 19 ------- 1800 200 ------- 3800 431. 208 × 17 = 3536 208 × 17 ------- 1456 208 ------- 3536 432. 509 × 56 = 28504 509 × 56 -------- 3054 2545 -------- 28504 433. 580 × 86 = 49880 580 × 86 -------- 3480 4640 -------- 49880 434. 300 × 17 = 5100 300 × 17 ------- 2100 300 ------- 5100 435. 700 × 30 = 21000 700 × 30 -------- 0 2100 -------- 21000 436. 401 × 103 = 41303 401 × 103 -------- 1203 0 401 -------- 41303 437. 602 × 302 = 181804 602 × 302 --------- 1204 0 1806 --------- 181804 438. 530 × 79 = 41870 530 × 79 -------- 4770 3710 -------- 41870 439. 704 × 606 = 426624 704 × 606 --------- 4224 0 4224 --------- 426624 440. 801 × 83 = 66483 801 × 83 -------- 2403 6408 -------- 66483 441. 1005 × 82 = 82410 1005 × 82 -------- 2010 8040 -------- 82410 442. 520 × 40 = 20800 520 × 40 -------- 0 2080 -------- 20800 443. 800 × 18 = 14400 800 × 18 -------- 6400 800 -------- 14400 444. 503 × 407 = 204721 503 × 407 --------- 3521 0 2012 --------- 204721 445. 300 × 51 = 15300 300 × 51 -------- 300 1500 -------- 15300 446. 305 × 64 = 19520 305 × 64 -------- 1220 1830 -------- 19520 447. 200 × 69 = 13800 200 × 69 -------- 1800 1200 -------- 13800 448. 709 × 709 = 502681 709 × 709 --------- 6381 0 4963 --------- 502681 449. 109 × 603 = 65727 109 × 603 -------- 327 0 654 -------- 65727 450. 507 × 86 = 43602 507 × 86 -------- 3042 4056 -------- 43602 451. 4008 × 20 = 80160 4008 × 20 -------- 0 8016 -------- 80160 452. 401 × 50 = 20050 401 × 50 -------- 0 2005 -------- 20050 453. 600 × 80 = 48000 600 × 80 -------- 0 4800 -------- 48000 454. 601 × 303 = 182103 601 × 303 --------- 1803 0 1803 --------- 182103 455. 507 × 706 = 357942 507 × 706 --------- 3042 0 3549 --------- 357942 456. 600 × 29 = 17400 600 × 29 -------- 5400 1200 -------- 17400 457. 304 × 13 = 3952 304 × 13 ------- 912 304 ------- 3952 458. 70 × 25 = 1750 70 × 25 ------- 350 140 ------- 1750 459. 100 × 37 = 3700 100 × 37 ------- 700 300 ------- 3700 460. 20 × 27 = 540 20 × 27 ------ 140 40 ------ 540 461. 708 × 58 = 41064 708 × 58 -------- 5664 3540 -------- 41064 462. 4003 × 56 = 224168 4003 × 56 --------- 24018 20015 --------- 224168 463. 604 × 103 = 62212 604 × 103 -------- 1812 0 604 -------- 62212 464. 600 × 34 = 20400 600 × 34 -------- 2400 1800 -------- 20400 465. 5090 × 42 = 213780 5090 × 42 --------- 10180 20360 --------- 213780 466. 500 × 81 = 40500 500 × 81 -------- 500 4000 -------- 40500 467. 200 × 70 = 14000 200 × 70 -------- 0 1400 -------- 14000 468. 303 × 501 = 151803 303 × 501 --------- 303 0 1515 --------- 151803 469. 108 × 705 = 76140 108 × 705 -------- 540 0 756 -------- 76140 470. 802 × 72 = 57744 802 × 72 -------- 1604 5614 -------- 57744 471. 806 × 45 = 36270 806 × 45 -------- 4030 3224 -------- 36270 472. 305 × 18 = 5490 305 × 18 ------- 2440 305 ------- 5490 473. 400 × 31 = 12400 400 × 31 -------- 400 1200 -------- 12400 474. 803 × 609 = 489027 803 × 609 --------- 7227 0 4818 --------- 489027 475. 203 × 306 = 62118 203 × 306 -------- 1218 0 609 -------- 62118 476. 607 × 62 = 37634 607 × 62 -------- 1214 3642 -------- 37634 477. 505 × 304 = 153520 505 × 304 --------- 2020 0 1515 --------- 153520 478. 408 × 85 = 34680 408 × 85 -------- 2040 3264 -------- 34680 479. 203 × 203 = 41209 203 × 203 -------- 609 0 406 -------- 41209 480. 260 × 77 = 20020 260 × 77 -------- 1820 1820 -------- 20020 481. 70 × 18 = 1260 70 × 18 ------- 560 70 ------- 1260 482. 208 × 18 = 3744 208 × 18 ------- 1664 208 ------- 3744 483. 805 × 104 = 83720 805 × 104 -------- 3220 0 805 -------- 83720 484. 602 × 87 = 52374 602 × 87 -------- 4214 4816 -------- 52374 485. 3003 × 26 = 78078 3003 × 26 -------- 18018 6006 -------- 78078 486. 303 × 30 = 9090 303 × 30 ------- 0 909 ------- 9090 487. 2004 × 35 = 70140 2004 × 35 -------- 10020 6012 -------- 70140 488. 600 × 26 = 15600 600 × 26 -------- 3600 1200 -------- 15600 489. 50 × 60 = 3000 50 × 60 ------- 0 300 ------- 3000 490. 404 × 109 = 44036 404 × 109 -------- 3636 0 404 -------- 44036 491. 405 × 505 = 204525 405 × 505 --------- 2025 0 2025 --------- 204525 492. 105 × 76 = 7980 105 × 76 ------- 630 735 ------- 7980 493. 809 × 601 = 486209 809 × 601 --------- 809 0 4854 --------- 486209 494. 320 × 60 = 19200 320 × 60 -------- 0 1920 -------- 19200 495. 602 × 604 = 363608 602 × 604 --------- 2408 0 3612 --------- 363608 496. 808 × 503 = 406424 808 × 503 --------- 2424 0 4040 --------- 406424 497. 310 × 41 = 12710 310 × 41 -------- 310 1240 -------- 12710 498. 740 × 33 = 24420 740 × 33 -------- 2220 2220 -------- 24420 499. 600 × 65 = 39000 600 × 65 -------- 3000 3600 -------- 39000 500. 301 × 603 = 181503 301 × 603 --------- 903 0 1806 --------- 181503 学科网（北京）股份有限公司 $