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-××18132-4-50. 32××××27×174-72÷÷8270÷()÷7 ×××-4.7×××4-×4450÷÷2×(125-)×××÷(×5)÷4÷÷5÷542÷26.7-×5-8-8 :
简便计算练习题一158262138 375219381225 5001-247-1021-232 (1812564)271 37844114242222 276228353219 (3751034)(966125) (2130783270)1017 99999999999999 7755-(
简便计算练习题 得分 158262138 375219381225 5001-247-1021-232(1812564)2719 37844114242222 276228353219 (3751034)(966125) (2130783270)1017 99
×????????????????××?????????????????? 35×????????×?????????????????????×99????? 7÷÷4?×101-???????????????××????????????? ×35×????×-×????????????(32)÷??????????????????7÷?÷8???????????????
简便计算练习题班别: : 125×32 25×46 101×56 99×261022-478-422 987-(287135) 478-256-144672-3664 3664-3664 487-287-139-61500-257-34-143 2000-368-132 1814-378-4
简便计算方法练习题 一.遇到加减有简便算法的常有情况有:235147165(用加法交换律) 10368297 132 398187 278203(少加再加)= = = - =278200 = 1
简便计算练习题????????????? 得分??????????????? ?25×32×125 ???? ?(13×125)×(3×8)?? ? ??(122480)×50?? ? ??178×101-178 ??? ? 84×3664×84 ??? ?75×992×75?? ???????123×18-123×385×123??? ?50×(34×4)×3
简便计算练习题(1)158262138 375219381225 5001-247-1021-232 (1812564)2719 37844114242222 276228353219 (3751034)(966125) (2130783270)1017 99999999999999 7755-(2187755) 2214
简便计算练习题704×25 ????????????? ? 25×32×125 ?????? ???????32×(25125)88×125 ??????????????102×76 ???????????????? 58×98178×101-178 ????????? 84×3664×84 ?????
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