1.28/0.125
=28×8/(0.125×8)
=224/1
=224
2.17/0.5/0.25
=17×2×4÷(0.5×2×0.25×4)
=34×4
=136
【0.75乘2.6乘2.7】/【0.13乘0.25乘9】
=【0.75/0.25】*【2.6/0.13】*【2.7/9】
=3*20*0.3
=18
1.28/0.125
=28×8/(0.125×8)
=224/1
=224
2.17/0.5/0.25
=17×2×4÷(0.5×2×0.25×4)
=34×4
=136
【0.75乘2.6乘2.7】/【0.13乘0.25乘9】
=【0.75/0.25】*【2.6/0.13】*【2.7/9】
=3*20*0.3
=18