CPM Homework Help : MC2 Problem 2-81

Read the Math Notes box for this lesson. Then rewrite each number below as a single fraction greater than one.

$1\frac{1}{11}$
Help (a):
If $1\frac{1}{11}=\frac{11}{11}+\frac{1}{11}=\frac{?}{11}$
Answer (a):
$\frac{12}{11}$

$2\frac{4}{15}$
Hint (c):
$2\frac{4}{15}=\frac{?}{15}+\frac{4}{15}=\frac{?}{15}$