第3单元 乘法-【勤径小学升】2023-2024学年四年级数学上册同步口算（北师大版）

第3单元乘法 第1课时卫星运行时间(1) 口算 30×460= 201×4= 20×40= 40×117= 110×30= 900×60= 115×40= 20×320= 402×2= 302×5= 60×30= 80×305= 14×30= 140×30= 32×100= 24×5= 103×4= 310×90= 50×330= 60×703= 31×700= 430×50= 90×200= 90×904= 404×3= 401×7= 400×20= 30×201= 笔真 14×338= 242×43= 212×42= 68×116= 30×248= 33×116= 242×17= 513×24= 213×76= 20 小学升·同步口算 班丁·非·蓝书园 =LZ×巾 =SZ×SEI =EZ×0ZE =8E×0St =06× =061×Ip =90I×EE =t忆×E0E =S7×80t 持表 =00Z×忆 =I01×0E =0Zh×07 =00Z×bI =06×L01 =9×081 =008×乙E =00巾×乙I =乙6×00L =009×68 =0L×乙0 =00L×SS =00I×E =0t×S0Z =00b×Zt =0Z×0t9 =01L×09 =09×0tS =06×0IS =0p×0EI =SE×008 =00×19 =0S×0ZE =0Z×0Zt =乙h×00z =0b×0E1 =00E×1 =0Z×L7 (7)回出少买香正 阳乙 第3课时有多少名观众 石算 204×20= 300×60= 107×30= 400×20= 23×400= 120×20= 709×50= 29×700= 406×20= 70×500= 402×30= 84×500= 144×30= 59×100= 150×40= 203×30= 估算。 441×13≈ 81×74≈ 88×19≈ 99×42≈ 95×503≈ 49×501≈ 89×59 114×12≈ 301×25≈ 38×602≈ 254×12≈ 101×88≈ 笔 312×44= 248×35= 817×19= 295×29= 344×16= 401×11= 212×48= 732×42= 821×19= 小学升·同步口算 班丁·纳非·裤书面 =I×0t忆 =0I×08E =I×0EI =0E×0t忆 =1×Z0z =ZI×0S =SI×07 =SI×0II =ST×I0I =SI×0bZ =II×E0t =ZI×0tz =II×0zE =乙I×0E =乙1×Z0z =II×0EZ =I×09I =sI×08Z =00I×0t乙 =0p×0SI =1×I0E =S1×0tZ =I×08E =0E×0zE =1I×Z0E =I×0bI =乙I×00t =0b×I01 =SS×0EI =乙乙×0I =Z乙×0SI =Z0I×C09 =LE×008 =1I×09 =00S×EE =09×0巾 =08×609 =Z乙×00I =00S×乙 =0h×E0I =SZ×00L =Z1×00E =9×00b =6LE×0I =0Z×0b =0E×Z0Z =0S×0L =9元×00p =L6I×0I =t乙×00I =E0I×0S =06×0II =I1×0S =0h×E08 =08×109 =0Z×Z0L =00元×Et =0z×I0Z =0L×t0E =1×00Z 到 (I)首工意+4明昙 阳卷b 慧日华回·任点印 =乙×0LI =6×80Z =8I×Z0Z =I1×0z =乙×0pE =11×E0E =乙I×0E =81×0Et =9I×091 =9I×S0z =I×S0z =0I×0SS =ZI×0SZ =LI×0E =61×80Z =II×0LZ =0I×0Et =8I×0Zh =II×Z0b =SI×0IE =91×乙0Z =81×0tE =8I×E0E =I×0tS =9I×0z =E×0SI =b1×0pT =II×08乙 =1I×乙0Z =S×0zI =E×0t =EI×0b =t忆×0S =II×0zE =ZI×00Z =0t×0tE =6I×E0E =tI×0ZI =8I×00E =6×0ES =1×⑦0Z =川×00z =9I×S01 =II×0t忆 =8I×0ES =0S×80E =bI×0ZI =ZI×00E =9I×S0b =0t×S0I =SI×0E =91×0E =0Z×I0Z =0Z×E0Z =乙1×0t乙 =0Z×0t1 =EI×0b =0Z×0E =0I×E0Z =II×0zE 植到 (乙)首工莫+1阴學啦 第5课时有趣的算式 笔算 用计算器计算下列各题。 1×9×123456789= 2×9×123456789= 3×9×123456789= 4×9×