Question

Rút gọn các phân số sau:

15/25=

9/72=

16/32=

8/30=

Giups mik vs nhad

Answer 1

`15/25 = ( 15 : 5 )/( 25 : 5 ) = 3/5`

`9/72 = ( 9 : 9 )/( 72 : 9 ) = 1/8`

`16/32 = ( 16 : 16 )/( 32 : 16 )=1/2`

`8/30 = ( 8 : 2 )/( 30 : 2 ) = 4/15` 

Answer 2

15 : 5/25:5 = 3/5

9 : 9/7:9= 1/8

16:16/32:16 = 1/2

8:2/30:2 = 4/15

Answer 3

3/5

1/8

1/2

4/15

Answer 4

???

3/5

1/8

1/2

4/15

Answer 5

3/5

1/8

1/2

4/15

Answer 6

3/5

1/8 

1/2