17.48×37-174.8×2.7 34.5×8.23-34.5+2.77×34.517.48×37-174.8×2.7 34.5×8.23-34.5+2.77×34.5

来源:学生作业帮助网 编辑:作业帮 时间:2024/11/05 16:29:10
17.48×37-174.8×2.7    34.5×8.23-34.5+2.77×34.517.48×37-174.8×2.7 34.5×8.23-34.5+2.77×34.5
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17.48×37-174.8×2.7 34.5×8.23-34.5+2.77×34.517.48×37-174.8×2.7 34.5×8.23-34.5+2.77×34.5
17.48×37-174.8×2.7 34.5×8.23-34.5+2.77×34.5
17.48×37-174.8×2.7
34.5×8.23-34.5+2.77×34.5

17.48×37-174.8×2.7 34.5×8.23-34.5+2.77×34.517.48×37-174.8×2.7 34.5×8.23-34.5+2.77×34.5
17.48×37-174.8×2.7 =17.48×(37-27)=174.8
34.5×8.23-34.5+2.77×34.5=34.5×(8.23-1+2.77)=34.5×10=345