(125+1/123)*(1/124)简算(125+1/123)*(1/124)(125+123分之1)×124分之1简便计算
问题描述:
(125+1/123)*(1/124)简算
(125+1/123)*(1/124)
(125+123分之1)×124分之1
简便计算
答
原式=(124+1+1/123)*(1/124)=1+(1+1/123)*(1/124)=1+(124/123)*(1/124)=1+1/123=124/123