十分之四减五分之三等于?
问题描述:
十分之四减五分之三等于?
答
4/10-3/5
=4/10-6/10
=-2/10
=-1/5
十分之四减五分之三等于?
4/10-3/5
=4/10-6/10
=-2/10
=-1/5