rut gon phan so 195/221 thanh phan so toi gian
Cho cac phan so 5 / 7, 6 / 9 , 12 / 24 , 23 / 24 va 6 / 14
a Tim phan so toi gian
b Phan so nao rut gon duoc . Hay rut gon
ai nhanh nhat minh TICK cho
rut gon phan so 272727/727272 de duoc phan so toi gian
de bai rut gon roi so sanh hai phan so 6 phan 10 va bon phan nam
rut gon phan so 42/182 den phan so toi gian ta duoc phan so a/b khi do a+b=
phan so 101 /1010
rut gon phan so nay
tong cua tu so va mau so cua 1 phan so la 90 sau khi rut gon phan ta duoc phan so 5/33tim phan so ban dau
Cho phan so tong cua tu so va mau so la 136 . Tim phan so do biet phan so do co the rut gon 3/11
mot phan so co hieu cua mau so va tu so la 15, khi rut gon phan so do duoc 7/10.Tim phan so do