题目

计算下面各题。 ①5.88×0.6÷0.21 ②20.6－9.03÷0.86 ③63÷1.4÷3.6 ④19.44÷2.7＋40.8 ⑤0.25×6.47×40 ⑥（4.8＋0.54）÷0.6 答案：解：①5.88×0.6÷0.21 =3.528÷0.21 =16.8 ②20.6－9.03÷0.86 =20.6-10.5 =10.1 ③63÷1.4÷3.6 =45÷3.6 =12.5 ④19.44÷2.7＋40.8 =7.2＋40.8 =48 ⑤0.25×6.47×40 =0.25×40×6.47 =10×6.47 =64.7 ⑥（4.8＋0.54）÷0.6 =5.34÷0.6 =8.9

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