Percent of Change Review

Gas prices decreased in the past month from $3.89 a gallon to $2.99 a gallon. What was the percent decrease in gas prices?

Yesterday, you wrote the first 5 pages of your novel. Today, you were extra productive and wrote 18 pages. What is the percent increase in your productivity between today and yesterday?

I just built a new room onto my house. My house originally had 2500 square feet. Now it has 3000 square feet. What is the percent increase in the square footage of my house?

Hayden's normal body temperature is 98.5ºF. Due to a cold, his temperature went up to 101.5ºF. What was the percent of increase in his body temperature?

What is the percent of change from 45 ft to 92 ft?

A $20 hat was $21.80 after tax. What was the tax rate (percent increase)?

Last year, 2,376 people attended a summer music festival. This year, attendance was 2,950. What was the percent of change in attendance to the nearest whole percent?

Star Wars: Rogue One on bluray is $21 and it will be on sale for $14. What is the percent of change? (round to the nearest whole percent)

Find the percent of change from $52 to $125. Round your answer to the nearest whole percent.

(a)