125×64×25,的简便计算
=125x8x8x25
=(125x8)x(8x25)
=1000x200
=200000
125×64×25
=(125×8)×2×(4×25)
=1000×2×100
=200000
125x64x25=125x(8x8)x25
=(125x8)x(8x25)
=1000X120
=120000
=125x8x8x25
=1000x200
=200000
125×64×25
=(125x8)x(8x25)
=1000x200
=200000