7.4÷0.125+2.6×8 简便运算

题目

7.4÷0.125+2.6×8 简便运算
递等式列出来好么?
谢

答案

7.4÷0.125+2.6×8
=7.4×8+2.6×8
=(7.4+2.6)×8
=10*8=80