42/1 + 56/1 +72/1 + 90/1 + 110/1 + 132/1=?错了，是1/42+1/56+1/72+1/90+1/110+1/132
来源：学生作业帮助网 编辑：作业帮 时间：2024/11/16 18:34:51
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pP=iz/[*M]1関
1/42+1/56+1/72+1/90+1/110
1/30+1/42+1/56+1/72+1/90
1/42+1/56+1/72+1/90+1/110
1/30+1/42+1/56+1/72+1/90
1－1/6 +1/42 +1/56 +1/72
1-1/6＋1/42+1/56+1/72
1/42+1/56+1/72+1/90+1/110
1/30+1/42+1/56+1/72 简算
1/30+1/42+1/56+1/72简便算法
1/30+1/42+1/56+1/72＝
简算1/30+1/42+1/56+1/72＝?
1/30+1/42+1/56+1/72=
30分之1+42分之一+56分之1+72分之一
42/1 + 56/1 +72/1 + 90/1 + 110/1 + 132/1=?错了，是1/42+1/56+1/72+1/90+1/110+1/132
1/2+1/6+1/12+1/20+1/30+1/42+1/56+1/72
1/2+1/6+1/12+1/20+1/30+1/42+1/56+1/72
1/12+1/20+1/30+1/42+1/56+1/72+1/90
1/12+1/20+1/30+1/42+1/56+1/72+1/90