17.6-7.6X1.4-5.36能简算就简算

woaihanliang2022-10-04 11:39:541条回答

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洛水紫荆 共回答了20个问题 | 采纳率95%
17.6-7.6X1.4-5.36
=10+7.6-7.6X1.4-5.36
=10+7.6×(1-1.4)-5.36
=10-7.6×0.4-5.36
=10-3.04-5.36
=10-(3.04+5.36)
=10-8.4
=1.6
1年前

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下面各题,怎样简便就怎么算.17.6-7.6*1.4-5.36 3.3*9.9
下面各题,怎样简便就怎么算.17.6-7.6*1.4-5.36 3.3*9.9
简便算法脱式
17.6-7.6*1.4-5.36 3.3*9.9
chris_zhuge1年前1
心情0617 共回答了20个问题 | 采纳率95%
17.6-7.6*1.4-5.36
=10+7.6-7.6*1.4-5.36
=10-7.6*(1.4-1)-5.36
=10-7.6*0.4-5.36
=10-3.04-5.36
=10-(3.04+5.36)
=10-8.4
=1.6

3.3*9.9
=3.3*(10-0.1)
=3.3*10-3.3*0.1
=33-0.33
=32.67