7又5/12+3.375+2又7/12+6又5/8
来源:学生作业帮助网 编辑:作业帮 时间:2024/08/02 06:58:04
![7又5/12+3.375+2又7/12+6又5/8](/uploads/image/z/217317-21-7.jpg?t=7%E5%8F%885%2F12%2B3.375%2B2%E5%8F%887%2F12%2B6%E5%8F%885%2F8)
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7又5/12+3.375+2又7/12+6又5/8
7又5/12+3.375+2又7/12+6又5/8
7又5/12+3.375+2又7/12+6又5/8
楼主可以先加,再算
=(7又5/12+2又7/12)+(3.375+6又5/8)
=10+10
=20