[5.89 60.5-(6.25-2.65)]÷0.2怎么巧算?

2025-01-05 15:12:32
推荐回答(1个)
回答1:

简便计算
[5.89+60.5-(6.25-2.65)]÷0.2
=[66.39-3.6]÷0.2
=62.79x5
=313.95