内容正文:
练习(一) 28.83 × 76 = 27 × 89.69 = 15.52 × 77 = 18 × 77.51 = 17 × 76.36 = 42.36 × 78 = 58 × 76 = 97.38 × 38 = 80 × 85.26 = 32.99 × 42 = 82.18 × 95 = 69 × 23.04 = 练习(二) 3.62 × 12 = 18 × 76.83 = 90.77 × 21 = 73 × 81.36 = 71 × 20.36 = 66.09 × 15 = 10 × 39.65 = 23.61 × 23 = 44 × 20.81 = 11.58 × 10 = 6.85 × 92 = 96 × 55.65 = 练习(三) 41.12 × 39 = 48 × 68.51 = 77.36 × 44 = 3 × 55.62 = 91 × 87.07 = 1.8 × 94 = 69 × 77.79 = 47.11 × 92 = 81 × 50.09 = 40.64 × 41 = 28.2 × 94 = 23 × 35.81 = 练习(四) 89.18 × 92 = 62 × 83.1 = 82.83 × 77 = 28 × 29.68 = 69 × 42.71 = 91.76 × 7 = 48 × 20.95 = 62.8 × 16 = 41 × 86.58 = 31.3 × 37 = 66.57 × 29 = 95 × 4.24 = 练习(五) 55.4 × 2 = 30 × 51.58 = 97.66 × 18 = 30 × 64.34 = 16 × 53.42 = 91.79 × 20 = 19 × 29.6 = 63.72 × 37 = 56 × 62.08 = 21.04 × 30 = 82.2 × 98 = 2 × 57.42 = 练习(六) 70.98 × 6 = 95 × 80.54 = 39.46 × 74 = 24 × 98.03 = 42 × 69.2 = 96.84 × 17 = 67 × 42.74 = 38.98 × 7 = 65 × 70.52 = 42.67 × 2 = 36.12 × 59 = 46 × 58.9 = 练习(七) 48.82 × 11 = 26 × 35.94 = 62.26 × 32 = 83 × 40.15 = 61 × 33.21 = 79.6 × 79 = 40 × 0.94 = 67.94 × 79 = 20 × 74.41 = 95.01 × 75 = 73.37 × 67 = 65 × 38.7 = 练习(八) 13.5 × 57 = 89 × 31.98 = 62.6 × 34 = 13 × 51.27 = 80 × 84.4 = 98.17 × 37 = 17 × 83.63 = 86.46 × 43 = 74 × 81.2 = 32.44 × 76 = 11.04 × 20 = 78 × 3.45 = 练习(九) 38.15 × 11 = 61 × 29.36 = 41.22 × 3 = 67 × 83.91 = 72 × 21.79 = 13.45 × 40 = 59 × 5.79 = 71.19 × 74 = 56 × 37.09 = 39.74 × 84 = 43.66 × 43 = 44 × 83.22 = 练习(十) 87.5 × 15 = 40 × 33.31 = 27.87 × 25 = 66 × 349.63 = 58 × 23.97 = 83.64 × 74 = 40 × 41.49 = 4.18 × 53 = 25 × 90.74 = 13.85 × 16 = 25.74 × 67 = 21 × 23.38 = 练习(一) 练习(六) 2191.08 2421.63 1195.04 425.88 7651.3 2920.04 #REF! 1298.12 3304.08 2352.72 2906.4 1646.28 4408 3700.44 6820.8 2863.58 272.86 4583.8 1385.58 7807.1 1589.76 85.34 2131.08 2709.4 练习(二) 练习(七) 43.44 1382.94 1906.17 537.02 934.44 1992.32 5939.28 1445.56 991.35 3332.45 2025.81 6288.4 396.5 543.03 915.64 37.6 5367.26 1488.2 115.8 630.2 5342.4 7125.75 4915.79 2515.5 练习(三) 练习(八) 1603.68 3288.48 3403.84 769.5