8又1/5-3又3/10+1又4/15

来源:学生作业帮助网 编辑:作业帮 时间:2024/05/06 12:43:08

8又1/5-3又3/10+1又4/15
8又1/5-3又3/10+1又4/15

8又1/5-3又3/10+1又4/15
8又1/5-3又3/10+1又4/15
=8又1/5+1又4/15-3又3/10
=10-3又3/10
=6又7/10