6.5减去6.5乘以0.8简便计算方法算式

6.5减去6.5乘以0.8简便计算方法算式
2025-04-06 21:47:57
推荐回答(1个)
回答1:

6.5减去6.5乘以0.8简便计算方法算式
6.5-6.5*0.8
=6.5-(1-0.8)
=6.5*0.2
=1.3