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:六六作业网 时间:2024/12/20 06:52:14
7又5/12+3.375+2又7/12+6又5/87又5/12+3.375+2又7/12+6又5/87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)
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