When Nancy started middle school, she was 60 inches tall. When she started high school, she was 66 inches tall. What was the percent change in her height?
Answer
6
6 percent increase
9
9 percent increase
1
10 percent increase
9
90 percent increase
Explanation
Nancy’s height increased by 66 − 60 = 6 inches. Divide the increase by her starting height: 6 ÷ 60 = 0.10, or 10%. Therefore, the percent change was a 10 percent increase.
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