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51问答网 > 192.3-【28.4+(43.7+60.9)】怎样简便计算？

192.3-【28.4+(43.7+60.9)】怎样简便计算？

2025-03-15 08:49:52

推荐回答（1个）

回答1：

192.3-【28.4+(43.7+60.9)】怎样简便计算
解题思路：不能进行简便运算的按顺序计算，简便运算核心是运用加法和乘法各种定律进行计算，计算出整数部分方便后续计算的过程
解题过程：

192.3-28.4+(43.7+60.9)

=（192-28）+(43+60)+（0.7+0.9）+（0.3-0.4）

=164+103+1.6-0.1

=268.5

存疑请追问，满意请采纳

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