Scott has 7 pairs of shoes.  Anthony has 3 times as many pairs of shoes as Scott, and Jim has 2 less pairs than Anthony.  How many more pairs of shoes does Anthony have compared to Jim?
Anthony:7(3)=21
Jim:21-2=<T>subtract(21, 2)=19
Anthony has 21-19=<T>subtract(21, 19)=2 more pairs of shoes.
