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:六六作业网 时间:2024/12/23 22:10:49
17.48×37-174.8×2.734.5×8.23-34.5+2.77×34.517.48×37-174.8×2.734.5×8.23-34.5+2.77×34.517.48×37-174.8×2

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