77×0.16÷7.7×12.5 怎么简便运算?
来源:学生作业帮 编辑:搜搜做题作业网作业帮 分类:数学作业 时间:2024/08/14 14:29:17
77×0.16÷7.7×12.5 怎么简便运算?
![77×0.16÷7.7×12.5 怎么简便运算?](/uploads/image/z/19357477-61-7.jpg?t=77%C3%970.16%C3%B77.7%C3%9712.5+%E6%80%8E%E4%B9%88%E7%AE%80%E4%BE%BF%E8%BF%90%E7%AE%97%3F)
77×0.16÷7.7×12.5
=77÷7.7×0.16×12.5
=10×0.2×0.8×12.5
=2×10=20
=77÷7.7×0.16×12.5
=10×0.2×0.8×12.5
=2×10=20
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来源:学生作业帮 编辑:搜搜做题作业网作业帮 分类:数学作业 时间:2024/08/14 14:29:17