42x35+57×35简便计算?

2025-01-31 22:54:12
推荐回答(4个)
回答1:

42×35+57×35
=35×(42+57)
=35×99
=3465

回答2:

(42+57)X35

回答3:

回答4:

=35x99=3500-35=3465