42*(1/8+1/24+1/48+1/86+1/120+1/168) 简便方法
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(8/1+24/1+48/1+80/1+120//1+168/1)*42
42x(8/1+24/1+48/1+80/1+120/1+168/1)=?求求
42X(1/8+1/24+1/48+1/80+1/120+1/168)求解
42*(1/8+1/24+1/48+1/86+1/120+1/168) 简便方法
1/6+1/12+1/20+1/30+1/42+1/561/8+1/24+1/48+1/80+1/120
简便计算:1/8+1/24+1/48+1/120
1/8+1/24+1/48+1/80
1/8+1/24+1/48+1/80简便计算
42*(8分之1+24分之1+48分之1+80分之1+120分之1+168分之1)计算简便计算
简算 8分之1+24分之1+48分之1
8/1+24/1+48/1.2400/1简便计算
8/1+24/1+48/1的简算,
(1/8+1/24+1/48+1/80+1/120+1/168+1/224)*64=
(1/8+1/24+1/48+1/80+1/120+1/168+1/224)乘64
8分之1+24分之1+48分之1+.+48*50分之1=?
(1/8+1/24+1/48+1/80+1/120+1/168)简便计算
(1/8+1/24+1/48+1/80+1/120+1/168)乘以56
1/8+1/24+1/48+1/80+1/120+1/168