Subtracting Mixed #s w/ Borrowing - 12/9

$6\ \frac{17}{20}$

$7\ \frac{17}{20}$

$\frac{17}{20}$

$\frac{6}{10}$

$4\ \frac{8}{9}$

$5\ \frac{8}{9}$

$\frac{8}{9}$

4

$6\ \frac{7}{8}$

$7\ \frac{7}{8}$

$\frac{7}{8}$

6

$5\ \frac{5}{8}$

$6\ \frac{5}{8}$

$\frac{5}{8}$

5