13减去4分之1与9分之2的和,差是多少

2024-12-05 02:23:53
推荐回答(4个)
回答1:

13-(1/4+2/9)=13-(9+8)/36=13-17/36=12又19/36

回答2:

13-(1/4+2/9)
=13-(9+8)/36
=13-17/36
=451/36

回答3:

13-(1/4-2/9)
=13-1/36
=467/36

回答4:

467/36