ta co so do coi thua ruong thu 1 la 3 phan thua thu 2 la 5 phan tong so phan = nhau la 3+5=8(phan) thua thu 1 thu dc so ta la 32/8*3=12(ta) thua thu 2 thu dc so ta la 32-12=20(ta)
so thoc thua ruong thu nhat la :
32: ( 3+ 5) *5=20
so thoc thua ruong thuhai la
32-20=12