Respuesta :
First make improper. 85/12 - 14/3
Next make the bottoms the same. 85/12 - 56/12
Now just minus the tops
. = 29/12
= 2. 5/12
Next make the bottoms the same. 85/12 - 56/12
Now just minus the tops
. = 29/12
= 2. 5/12