1⼀2+3分之1的差乘以2⼀5+3分之2等于多少

1/2+3分之1的差乘以2/5+3分之2等于多少
2025-06-22 15:35:17
推荐回答(1个)
回答1:

(1/2+1/3)X(2/5+2/3)
=5/6X16/15
=8/9
=9分之8