\(\frac{38}{57}=\frac{38:19}{57:19}=\frac{2}{3}\)
\(\frac{38}{57}=\frac{38:19}{57:19}=\frac{2}{3}\)
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
Hay rut gon cac phan so sau :
9 phan 6 ; 12 phan 4 va 90 phan 70
Cac ban hay rut gon va doc giong nhu minh nhe.
rut gon phan so 195/221 thanh phan so toi gian
rut gon phan so 272727/727272 de duoc phan so toi gian
rut gon phan so
34 phan 51
phan so 101 /1010
rut gon phan so nay
1212 phan 3939
rut gon phan so
rut gon phan so sau
11 phan 22
de bai rut gon roi so sanh hai phan so 6 phan 10 va bon phan nam
