\(\frac{201201}{202202}=\frac{201201\div1001}{202202\div1001}=\frac{201}{202}\)
\(\frac{201201}{202202}=\frac{201}{201}\)
rut gon 2 phan so sau : 13/125 , 201201/202202
rut gon phan so nay nha 199619961996/149714971497
rut gon phan so sau :7/10;18/64;121/1111;1313/1717
b 4x3x7/12x3x14
quy dong mau so cac phan so:
a 7/30;11/60 va 9/40
b 1/5;5/14;2/21;9/42
c 17/60;5/8;64/90
sorry cac ban minh viet hoi kho doc nhung mong cac ban giai giup minh nha
cho phan so 34/41 .Hay tim so tu nhien m sao cho khi bot m o tu so va them m vao mau so ta duoc phan so moi .Rut gon phan so moi nay thanh phan so 2/3
cho phân số c/d. neu rut gon phan so c/d thi duoc phan so 2/5. neu giam tu so di 12 đv roi rut gon thi duoc phan so 4/25. tim phan so c/d.
cho phan so a/b . Neu rut gon phan so a/b thi ta duoc phan so 3/4 . Neu cong them 15 don vi vao tu so roi rut gon thi duoc phan so 7/6. Tim phan so a/b
Theo phan so c/d . Neu rut gon c/d phan so thi duoc phan so 6/7 . Neu gam tu so di 12 don vi roi rut gon thi duoc phan so 36/49 . Tim phan so c/d da cho .
Giup em giai bai nay voi
Cho phan so co tong cua tu so va mau so la 36. Tim phan so do biet rang phan so co the rut gon thanh 3/5
Cho phân số\(\frac{234}{369}\). Hoi cung phai bot o tu so va mau so bao nhieu don vi de duoc phan so moi, rut gon phan so moi ta duoc phan so \(\frac{5}{8}\)
