[(35.16*0.25+38.42÷2)*0.2-1.63-2.36]÷0.25 简便算法
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解决时间 2021-01-26 00:40
- 提问者网友:ミ烙印ゝ
- 2021-01-25 06:50
[(35.16*0.25+38.42÷2)*0.2-1.63-2.36]÷0.25 简便算法
最佳答案
- 五星知识达人网友:不如潦草
- 2021-01-25 08:26
解:原式=[(35.16*0.25+38.42*0.5)*0.2-1.63-2.36]÷0.25
=(35.16+38.42*2)*0.2-3.99*4
=(35.16+76.84)*0.2-(4-0.01)*4
=112*0.2-16+0.04
=22.4+0.04-16
=6.44
=(35.16+38.42*2)*0.2-3.99*4
=(35.16+76.84)*0.2-(4-0.01)*4
=112*0.2-16+0.04
=22.4+0.04-16
=6.44
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