题目内容
4.3减去2.01与2.2的和,然后除以0.2,商是多少?列式是( )
分析:先算2.01与2.2的和,4.3减去所得的和,所得的差再除以0.2即可.
解答:解:
[4.3-(2.01+2.2)]÷0.2,
=[4.3-4.21]÷0.2,
=0.09÷0.2,
=0.45.
故选:C.
[4.3-(2.01+2.2)]÷0.2,
=[4.3-4.21]÷0.2,
=0.09÷0.2,
=0.45.
故选:C.
点评:根据题意,先弄清顺算顺序,然后再列式计算即可.
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