一块花布用去2/3,还剩3/4米,这块花布原来有多少米?
问题描述:
一块花布用去2/3,还剩3/4米,这块花布原来有多少米?
答
设:原花布为X米
2X/3=3/4
X=9/8
一块花布用去2/3,还剩3/4米,这块花布原来有多少米?
设:原花布为X米
2X/3=3/4
X=9/8