巧算1/4+1/12+1/24+1/40+1/60+1/84+1/112
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巧算1/4+1/12+1/24+1/40+1/60+1/84+1/112
巧算1/4+1/12+1/24+1/40+1/60+1/84+1/112求详细过程
巧算:4分之1+12分之1+24分之1+40分之1+60分之1+84分之1+112分之1
巧算24点1,11,12,13
巧算24 :4 5 8 1
巧算24点1:3:4:6
巧算24点1,2,4,7
巧算24点1,2,4,7
巧算24点 1 1 1 13
1/4+1/12+1/24+1/40+1/84+1/112+1/144+1/180
巧算24 1 2 5 9
简算!4分之1+12分之1+24分之1+40分之1+60分之1
4分之1+1/12+1/24+1/40…+1/19800
1/4+1/12+1/24+1/40……+1/19800=?
4/1+12/1+24/1+40/1+.19800/1
如何巧算1/4+1/12+1/24+1/40+.+1/19800
1/4+1/12+1/24+1/40+……+1/19800=?
1/4+1/12+1/24+1/40+1/60+1/84+1/112能不能说清楚些