Your fraction is:
[tex] 13 \frac{12}{11} [/tex]
The whole number is 13. In the fraction, the numerator(top number) is 12 and the denominator(bottom number) is 11. When the numerator is greater than the denominator, it is called an improper fraction.
First subtract:
[tex] \frac{12}{11} - \frac{11}{0} = \frac{1}{11} [/tex]
Your new fraction is [tex] \frac{1}{11} [/tex]
Now add 1 to the whole number:
[tex] 13 + 1 = 14 [/tex]
Add them together:
[tex] 14 + \frac{1}{11} = 14 \frac{1}{11} [/tex]
[tex] 13 \frac{12}{11} [/tex] in simplest form is [tex] \bf 14 \frac{1}{11} [/tex]