5.56乘以4减去4.56除以0.25怎么简便运算
问题描述:
5.56乘以4减去4.56除以0.25怎么简便运算
答
5.56乘以4减去4.56除以0.25
=5.56x4-4.56x4
=(5.56-4.56)x4
=1x4
=4