Answer:

[tex]12\frac{5}{6} - 2\frac{2}{3} = 10\frac{1}{6}[/tex]

Step-by-step explanation:

Subtract the whole number and fractional parts of mixed numbers separately; Calculate the difference (whole number) and subtract the fractions.

[tex](12-2)+(\frac{5}{6}-\frac{2}{3} )[/tex]

[tex]10+\frac{1}{6}[/tex]

Therefore, the answer is [tex]10\frac{1}{6}[/tex]