tim phan so lon nhat va phan so nho nhat co tu la 5,lon hon 6/20 va be hon 6/10
cac ban nao biet giai bai toan nay k?De bai nhu sau:viet 3 phan so khac nhau co cung mau so ma moi phan so do:1 la lon hon phan so 1/5,2 la be hon phan so 1/4 va 3 la lon hon phan so 1/5,be hon phan so 1/4
ta da biet 4/5 < 5/6. Hay viet 3 phan so co tu so be hon 100 ma 3 phan so do deu lon hon 4/5 va be hon 5/6
tim 5 phan so lon hon 1/3 va be hon 1/2
cho ps 4/5 va 4/6. hay tim 7 phan so vua be hon 4/5 vua lon hon 4/6 rut gon cac ps do
hay viet 4 phan so kha nhau lon hon 3/5 va be hon 4/5
hay viet 4 phan so kha nhau lon hon 3/5 va be hon 3/4.
hay viet 4 phan so khac nhau lon hon 3/5 va be hon 3/4
tim cac phan so lon hon 5 phamn 6 va be hon 11 phan 12 ma co mau so la 48