用2.8与1.2的和乘0.25所得的积去除5.6,商是多少?怎样列式?
问题描述:
用2.8与1.2的和乘0.25所得的积去除5.6,商是多少?怎样列式?
答
5.6/{(2.8+1.2)*0.25}=5.6/1=5.6
用2.8与1.2的和乘0.25所得的积去除5.6,商是多少?怎样列式?
5.6/{(2.8+1.2)*0.25}=5.6/1=5.6