(29*5-29)*25可以简算吗?

2025-04-28 17:38:20
推荐回答(2个)
回答1:

(29×5-29)×25
=(5-1)×29×25
=(4×25)×29
=100×29
=2900

回答2:

(29×5-29)×25
=[29×(5-1)]×25
=[29×4]×25
=29×(4×25)
=29×100
=2900