(44+18)÷(3-1)=31元31+44=75元原来各有75元
(44+18)÷(3-1)=62÷2=31(元)31+44=75(元)答:小明和小兰原来各有75元.希望能帮到你!
44+18=6262÷(3-1)=3131*3=93明31+44=75兰93-18=75