9分之7乘13分之5乘14分之39用简便?

2025-12-25 06:45:25
推荐回答(1个)
回答1:

7/9x5/13x39/14

=7/14x5/9x39/13

=1/2x5/9x3

=1/2x5/3

=5/6

结果是5/6