丁丁一天能读22页书,爸爸比丁丁多读19页,爸爸一天能读多少页?;v*h'U0c1Y*?.X2M(d;[8h:u
算式:提示'w*t6V)q*[.X,J;v*h'U0c1Y*?.X2M(d;[8h:u
答:爸爸一天能读0n4j.Z页。;v*h'U0c1Y*?.X2M(d;[8h:u