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51问答网 > 3.7+6.3×0.06的简便运算怎么算

3.7+6.3×0.06的简便运算怎么算

是不是 3.7+6.3×0.06 =（3.7+6.3）×0.06 =10×0.06 =0.6 为什么总觉得不对？？

2025-03-21 10:32:41

推荐回答（2个）

回答1：

这样是不对的。
解法请参照：
（1）运算法则：先乘除后加减。
（2）正确解法：先算 6.3 x 0.06=0.378，再算3.7+0.378=4.078。

回答2：

3.7+6.3×0.06

=3.7+（6+0.3）×0.06

=3.7+6×0.06+0.3×0.06

=3.7+0.36+0.018
=4.06+0.018
=4.078

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