400一(1300÷65+35)简便计算?

2024-12-31 21:43:15
推荐回答(2个)
回答1:

=400-(20+35)
=400-20-35
=380-35
=345

回答2:

400一(1300÷65+35)
=400-(20+35)
=400-55
=345