十分之三加六分之五减八分之七,等于多少

2025-01-02 23:33:37
推荐回答(3个)
回答1:

3/10+5/6-7/8
=36/120+100/120-105/120
=136/120-105/120
=31/120

回答2:

原式=36/120+100/120-105/120
=31/120

回答3:

120分之31