34×(1/17+1/13)×13
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34×(1/17+1/13)×13
34×(1/17+1/13)×13
34×(1/17+1/13)×13
34×(1/17+1/13)×13
简便运算:34×(17/1+13/1)×13
34*(17分之1+13分之1)*13简便
13/17-1/34+1/3= 简便计算
计算:-27分之7×37分之34-1+27分之13×(-37分之17)
13/16*(9/13*17-9/13)-(64/5-44/13-34/13)=?
(7/13*34)*(13*3/17)
-17-(-13)+|-6|-(+1);
13和65,6和12,1和13,34和17最大公因数分别是多少
1.33/34X29 2.9/20-11/30+13/42-15/56+17/72-19/90 3.5/17x36又12/13-15X1/17+1/17x5/13
34X(1/17+1/13)X 13=?我的答案是36对吗,如果不是请帮忙说明,
找规律1,2,5,13,34,( ),( )
简便计算:(1+1/11+1/13+1/17)*(1/11+1/13+1/17+1/19)-(1+1/11+1/13+1/17+1/19)*(1/11+1/13+1/17)
简便计算:(1+1/11+1/13+1/17)*(1/11+1/13+1/17+1/19)-(1+1/11+1/13+1/17+1/19)*(1/11+1/13+1/17)
(1+1/11+1/13+1/17)乘以(1/11+1/13+1/17+1/19)-(1+1/11+1/13+1/17+1/19)乘以(1/11+1/13+1/17)
(1+1/11+1/13+1/17)×(1/11+1/13+1/17+1/19)-(1+1/11+1/13+1/17+1/19)×(1/11+1/13+1/17)
1/2,1/3,2/5,( ),5/13,( )13/34
1,2,5,13,34,()找规律