Question

last season, your favorite basketball team won 20 games. So far this season, your favorite basketball team has won 31 games. What is the percent change in the number of games that your favorite team won from last season to this season?

Answer 1

20=100%

31=x

31*100/20=155%

Explanation:

Answer 2

There is a 55% increase in the number of games.

Explanation:

Step 1: Calculate the change (subtract old value from the new value)

Step 2: Divide that change by the old value (you will get a decimal number)

Step 3: Convert that to a percentage (by multiplying by 100 and adding a % sign)