8×75%-3÷3/4 8.5×0.75+7.5×75% 5/8-5/6×(1/4-25%)能简算要简算
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8×75%-3÷3/4 8.5×0.75+7.5×75% 5/8-5/6×(1/4-25%)能简算要简算
8×75%-3÷3/4 8.5×0.75+7.5×75% 5/8-5/6×(1/4-25%)能简算要简算
8×75%-3÷3/4 8.5×0.75+7.5×75% 5/8-5/6×(1/4-25%)能简算要简算
8×75%-3÷3/4
=8×3/4-4
=6-4
=2
8.5×0.75+7.5×75%
=8.5×0.75+7.5×0.75
=0.75×(8.5+7.5)
=3/4×16
=12
5/8-5/6×(1/4-25%)
=5/8-5/6×(1/4-1/4)
=5/8-5/6×0
=5/8-0
=5/8
如果帮到你,请记得采纳,O(∩_∩)O谢谢
再问: 8×75%-3÷3/4 =8×3/4-4 =6-4 =2 为什么要减4
再答: 3÷3/4 =1÷1/4 =4
=8×3/4-4
=6-4
=2
8.5×0.75+7.5×75%
=8.5×0.75+7.5×0.75
=0.75×(8.5+7.5)
=3/4×16
=12
5/8-5/6×(1/4-25%)
=5/8-5/6×(1/4-1/4)
=5/8-5/6×0
=5/8-0
=5/8
如果帮到你,请记得采纳,O(∩_∩)O谢谢
再问: 8×75%-3÷3/4 =8×3/4-4 =6-4 =2 为什么要减4
再答: 3÷3/4 =1÷1/4 =4
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