(12.5×8-40)÷0.6简便运算

2024-11-19 05:32:34
推荐回答(1个)
回答1:

(12.5×8-40)÷0.6
=(12.5×8-40)×10÷6
=(125×8-400)÷6
=(1000-400)÷6
=100