4.73乘0.29的簡便計算

4.73乘0.29的簡便計算


=4.73×(0.3-0.01)
=1.419-0.0473
=1.3717



0.034乘0.5乘0.6用簡便計算


0.034×0.5×0.6
=0.034×(0.5×0.6)
=0.034×0.3
=0.0102



0.034×0.6的就簡便計算


0.034×0.6
=34×0.001*6*0.1
=204*0.0001
=0.0204