Last Week Kellie ran 28 miles. This week she ran 32 miles. What was the percent change in the number of miles she ran? Please explain.

Respuesta :

4/28= 1/7 = 14.3%...............
lets say 28 miles is a hurend percent well now she ran 4 more miles so then you dived  4 by 28 and add it to a hurend