Respuesta :

4[tex]\frac{1}{18}[/tex]

baseballryker269

All you really need to do is subtract the two numbers.

First, find a common denominator of the two fractions.

5/6 * 9/9 = 45/56

7/9 * 6/6 = 42/56

20 45/56 - 16 42/56 = 4 1/18