把一根8/9米的钢材锯成相等的若干段,一个锯三次,每段长占这根钢材的几分之几?每段长多少米?

问题描述:

把一根8/9米的钢材锯成相等的若干段,一个锯三次,每段长占这根钢材的几分之几?每段长多少米?

每段占=1/3;
每段长度=(8/9)(1/3)=8/27米;