问题标题:
脱式计算.3.64÷5.2×23.8178.8÷(26.4-5.6)2.33×0.25×4(7.5-2.3×0.4)÷0.01.
问题描述:
脱式计算.
3.64÷5.2×23.8
178.8÷(26.4-5.6)
2.33×0.25×4
(7.5-2.3×0.4)÷0.01.
沈晔回答:
(1)3.64÷5.2×23.8=0.7×23.8=16.66(2)178.8÷(26.4-5.6)=178.8÷20.8=44752(3)2.33×0.25×4=2.33×(0.25×4)=2.33×1=2.33(4)(7.5-2.3×0.4)÷0.01=(7.5-0.92)÷0.01=6.58÷0.01=658...
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