(24+8/15)/1又3/5+(1/9)*(1/9)=多少?
问题描述:
(24+8/15)/1又3/5+(1/9)*(1/9)=多少?
答
(24+8/15)/1又3/5+(1/9)*(1/9)
=(24+8/15)*5/8+(1/9)*(1/9)
=24*5/8+8/15*5/8+1/81
=15+1/3+1/81
=15又28/81