write 39/25 as a prcentage.

39/25 = 1.56

1.56 * 100 = 156%

 

The % symbol has a 1/100 inside it so you're not changing the number.

 

1.56 * 100/100 = 156/100 or 156%

 

since 100/100 = 1 you're not actually changing the number.