括号十三分之一加上十二分之五反括号乘以3.6怎么简便计算?

2025-06-28 05:14:52
推荐回答(1个)
回答1:

(13分之1+12分之5)×3.6
=1/13×36/10+5/12×36/10
=36/130+15/10
=36/130+3/2
=36/130+195/130
=231/130
=130分之231