8又1/5-3又3/10+1又4/15
来源：学生作业帮助网 编辑：六六作业网 时间：2024/05/24 03:47:54
8又1/5-3又3/10+1又4/158又1/5-3又3/10+1又4/158又1/5-3又3/10+1又4/158又1/5-3又3/10+1又4/15=8又1/5+1又4/15-3又3/10=10-
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