(8/1+24/1+48/1+80/1+120/1+168/
(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)*64=
(1/8+1/24+1/48+1/80+1/120+1/168+1/224)乘64
(8/1+24/1+48/1+80/1+120//1+168/1)*42
(8/1+24/1+48/1+80/1+120//1+168/1)*56
(1/8+1/24+1/48+1/80+1/120+1/168)*56
(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)简便计算
42x(8/1+24/1+48/1+80/1+120/1+168/1)=?
(8/1+24/1+48/1+80/1+120/1+168/
(8/1+24/1+48/1+80/1+120/1+168/1+224/1+288/1)*128
(1/8+1/24+1/48+1/80+1/120+1/168+1/224+1/288)×128=_____.