72x37+64x72-36x2怎么简算(脱式)

2025-03-04 18:26:58
推荐回答(2个)
回答1:

=(72+64-36)×37
=100×37
=3700

回答2:

72x37+64x72-36x2
=72×(37+64-1)
=72×100
=7200