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3.26*9.9 +0.326简便运算？

2025-03-16 05:37:25

推荐回答（2个）

回答1：

这道题可以把式子进行一下变形
三点26×9点9+0点326
等于三点26×9点9+3点26×0点一
等于三点26×10=32点六

回答2：

解:3.26×9.9＋0.326，
=3.26×9.9＋3.26×0.1，
=(9.9＋0.1)×3.26，
=10×3.26
=32.6

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