tim 2 phan so co mau bang 21 ,biet rang no lon hon -5/6 va nho hon -5/7
tim 2 phan so co mau bang 21 biet rang no lon hon -5/6 va nho hon -5/7
a.tim phan so co mau la 20 sao cho phan so do lon hon 4/13 va nho hon 5/13
b.tim phan so co mau bang 20 sao ho phanso do lon hon 5/7 va nho hon 5/6
Viet phan so \(\frac{2}{3}\) thanh tich cua hai phan so co mau so bang nhau va lon hon 4 va nho hon 8, co tu so nho hon 8. Ket qua
Tim mot phan so lon hon \(\frac{2}{7}\)nhung nho hon \(\frac{3}{7}\)va co mau la 5
tim tong phan so lon hon -1/3 nho hon -1/4 va co mau bang 48
Tim so tu nhien nho nhat lon hon 1 biet rang no chia cho 2, 3 va 5 deu du 1
Tim phan so co tong bang 4 biet rang phan so do lon hon 13/17 va nho hon 13/15 {{ai giai dc to cho 1 tick. the do}
tim ca phan so co mau la 11 va lon hon \(\frac{2}{11}\)nhung nho hon \(\frac{49}{77}\)