Larger fractions III

This task is about showing or explaining which of two fractions is larger.

a) Show or explain which is the larger fraction out of 13 and 25
 
 
 
 
 
 
 
 
b) Show or explain which is the larger fraction out of 45 and 67
 
 
 
 
 
 
 
 
c) Show or explain which is the larger fraction out of 76 and 65