25x50x125x64
=25x50x125x（8x4x2）
=(25x4)x(50x2)x(125x8)
=100x100x1000
=10000000
48x25x125
=3x4x4x25x125
=3x(4x25)x(4x125)
=3x100x500
=150000
32乘25乘125
=4*8*25*125
=4*25*（8*125）
=100*1000
=100000
64乘73减25乘64加52乘64
=64x(73-25+52)
=64x100
=6400
5x15x25x125x128
=5x15x25x125x2x4x4x4
=5x2x(15x4)x(25x4)x(125x4)
=10x60x100x500
=30000000
25x125x32
=25x125x(8x4)
=25x4x(125x8)
=100x1000
=1000000
=125×(8×3×4)×25×2×5
=(125×8)×3×(4×25)×(2×5)
=1000×3×100×10
=3000000
等于（25×4）×（50×2）＝100×100＝10000
（25×4）×2×（8×125）
=100×2×1000
=200000
用简便方法计算25乘64乘96用乘法结合律计算
算25乘64乘96
=25*4*（16*96）
=100*1536
=153600