6.35×9.8+0.02×63.5怎么简便运算?

2024-12-28 09:43:42
推荐回答(5个)
回答1:

=6.35×(9.8+0.2)
=6.35×10
=63.5
运用乘法分配律
解析第一步:把63.5缩小10倍,0.02扩大十倍,结果不变
望采纳谢谢

回答2:

6.35×9.8+0.02×63.5
=6.35×9.8+0.2×6.35
=6.35x(9.8+0.2)
=6.35x10
=63.5
希望能帮到你!

回答3:

解:原式=6.35x9.8+6.35x0.2
=6.35x(9.8+0.2)
=6.35x10
=63.5

回答4:

6.35*9.8+0.02*6.35*10=
6.35*(9.8+0.2)=6.35*10=63.5

回答5:

原式=6.35*9.8+6.35*0.2

=6.35*(0.2+9.8)=6.35*10=63.5。

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