tim 3 phan so co cung mau so, lon hon 2 phan 3 nhung be hon 3 phan 4?
tim 3 phan so co cung mau so , lon hon 2 phan 3 nhung be hon ba phan bon?
Tim 3 Phan so khác nhau lon hon Phan so 2/5 nhung be hon Phan so 4/7
tim phan so co tu so bang 3, lon hon 1 phan 6 nhung be hon 1 phan 5
tim cac phan so vua lon hon 3/5 vua be hon 4/5 va deu co mau so la 15
1,
Tim 1 phan so biet tu so hon mau so 8 don vi va ti so cua tu so va mau so la 5/3
2,
Hay viet cac phan so co mau so la 9 va nam giua 2 phan so 6/18 va 16/27
3,
Hay viet 4 phan so khac nhau sao cho moi phan so lon hon 5/6 va be hon 6/7
tim phan so lon hon 1/2 nhung be hon 1/3
tim phan so co tu so bang ba, lon hon 1 phan 6 nhung be hon 1 phan 5.
tim cac phan so lon hon 5phan 6 va be hon 11phan 12 co mau so la 48