1. Percent of change

2. Find the percent of change from a 28 to a 21 Step 1: Subtract 28-21 = 7 Step 2: Make a fraction Difference Original amount 7 28 Step 3: Reduce (if possible) 1 4 Step 4: Set up and solve a proportion using X 100 Step 5: Label the change as an increase or decrease 25% decrease

3. Find the percent of change from an 8 to a 13 Step 1: Subtract 13-8 = 5 Step 2: Make a fraction Difference Original amount 5 8 Step 3: Reduce (if possible) Step 4: Set up and solve a proportion using X 100 Step 5: Label the change as an increase or decrease 62.5% increase

4. Find the percent of change from a 28 to a 21 Step 1: Step 2: Step 3: Step 4: Step 5: ___% __crease

5. Find the percent of change from an 8 to a 13 Step 1: Step 2: Step 3: Step 4: Step 5: ____% ___crease