2.25*0.16+264*0.0225+5.2*2.25+0.225*20

来源:学生作业帮助网 编辑:作业帮 时间:2024/11/25 08:48:01
2.25*0.16+264*0.0225+5.2*2.25+0.225*20
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2.25*0.16+264*0.0225+5.2*2.25+0.225*20
2.25*0.16+264*0.0225+5.2*2.25+0.225*20

2.25*0.16+264*0.0225+5.2*2.25+0.225*20

=2.25×0.16+2.25×2.64+2.25×5.2+2.25×2

=2.25×(0.16+2.64+5.2+2)

2.25×10

=22.5

2.25*0.16+264*0.0225+5.2*2.25+0.225*20
=2.25x(0.16+2.64+5.2+200)
=2.25x208
=468