The grasshopper and the frog had a jumping contest. The frog jumped 13 inches and the grasshopper jumped 6 inches. How much farther did the frog jump than the grasshopper?
The frog jumped 13 inches. 
The grasshopper jumped 6 inches. 

To find out how much farther the frog jumped than the grasshopper, we need to subtract 6 inches from 13 inches. 

13 inches - 6 inches = 7 inches 

The frog jumped 7 inches farther than the grasshopper.