用简便方法计算下面各题25x7x8x4

2025-03-06 13:06:01
推荐回答(2个)
回答1:

25×7×8×4
=(25×4)×(7×8)
=100×56
=5600

回答2:

25×7×8×4
=(25×4)x(7x4)
=100×56
=5600