题目内容

【题目】脱式计算

1152+3

284×[10.8÷48.6+5.4﹣0.2]

334×24+66×24﹣47÷

4[36﹣2÷0.5﹣×1]÷1÷0.65

【答案】(1152+3

=15﹣2﹣3

=15﹣3﹣2

=12﹣2

=9

284×[10.8÷48.6+5.4﹣0.2]

=84×[10.8÷54﹣0.2]

=84×[0.2﹣0.2]

=84×0

=0

334×24+66×24﹣47÷

=34×24+66×24﹣47×24

=34+66﹣47×24

=100﹣47×24

=53×24

=1272

4[36﹣2÷0.5﹣×1]÷1÷0.65

=[36﹣2÷×1]÷2

=[36﹣12×1]÷2

=[36﹣20]÷2

=16÷2

=8

【解析解:(1152+3

=15﹣2﹣3

=15﹣3﹣2

=12﹣2

=9

284×[10.8÷48.6+5.4﹣0.2]

=84×[10.8÷54﹣0.2]

=84×[0.2﹣0.2]

=84×0

=0

334×24+66×24﹣47÷

=34×24+66×24﹣47×24

=34+66﹣47×24

=100﹣47×24

=53×24

=1272

4[36﹣2÷0.5﹣×1]÷1÷0.65

=[36﹣2÷×1]÷2

=[36﹣12×1]÷2

=[36﹣20]÷2

=16÷2

=8

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