2.5x3.2x12.5

2025-04-07 22:38:56
推荐回答(1个)
回答1:

2.5x3.2x12.5
=2.5x(0.4x8)x12.5
=(2.5x0.4)x(8x12.5)
=1X100
=100
希望能解决您的问题。