3-4Example 1

At 5 years old, Victoria was 44 inches tall. At 9 years old, she was 55 inches tall. What is the percent of change in Victoria’s height?

1. The original amount is 44.

The new amount is 55.

3-4Example 1

At 5 years old, Victoria was 44 inches tall. At 9 years old, she was 55 inches tall. What is the percent of change in Victoria’s height?

2. Substitute the values in the formula.

55 – 44

3-4Example 1

At 5 years old, Victoria was 44 inches tall. At 9 years old, she was 55 inches tall. What is the percent of change in Victoria’s height?

3. Simplify.

3-4Example 1

At 5 years old, Victoria was 44 inches tall. At 9 years old, she was 55 inches tall. What is the percent of change in Victoria’s height?

4. The value is positive.

25% increase