括号里的5⼀9+3又四分之一括起来乘以36=多少

括号里的5/9+3又四分之一括起来乘以36=多少
2025-03-17 09:33:51
推荐回答(2个)
回答1:

(5/9+3又1/4)×36
=(5/9+13/4)×36(通分)
=(20+117)/36×36
=20+117
=137
或:
(5/9+3又1/4)×36
=(5/9+13/4)×36
=5/9×36+13/4×36
=20+117
=137

回答2:

(5/9+3+1/4)X36
=(5/9)X36+3X36+(1/4)X36
=5X4+108+9
=20+117
=137