Proportions
Percent of Change
Sales tax, Discount, and Tip
Word problems
100
What percent of 70 is 10? (Round to the nearest tenth).
What is 14.3?
100
What is the percent of change? Is it an increase or decrease? Round to the nearest tenth. Original: 80 New: 110
What is 37.5? It is an increase.
100
What is the cost of an $86 item with 6% sales tax?
What is $91.16?
100
If the quiz tomorrow has a total of 30 points on it, how many points would you need in order to earn a 90%?
What is 27 points?
200
75 is 60% of what number?
What is 125?
200
What is the percent of change? Is it an increase or decrease? Round to the nearest tenth. Original: 60 New: 48
What is 20%? It is a decrease.
200
An item for $120 dollars is discounted 25%. What is the new price?
What is $90?
200
Martha received a 3% increase in her salary from 2011 to 2012. In 2011 she earned $41,000. How much did she earn in 2012?
What is $42,230? The increase in salary was $1230.
300
What number is 18% of 110? (Round to the nearest tenth.)
What is 19.8?
300
What is the percent of change? Is it an increase or decrease? Round to the nearest tenth. Original: 130 New: 350
What is 169.2? Is is an increase.
300
A laptop that costs $230 is decreased in price by 27%. What is the amount of the discount?
What is $62.10?
300
The number of visits to the office dropped from 150 in 2012 to 125 in 2013. What was the percent of change? (Round to the nearest tenth).
What is 16.7% decrease?
400
What percent of 78 is 24? (Round to the nearest tenth.)
What is 30.8?
400
What is the percent of change? Is it an increase or decrease? Round to the nearest tenth. Original: 1080 New: 990
What is 8.3? It is a decrease.
400
Your bill at a restaurant is $24.76. If you leave a 15% tip, then how much did you pay altogether?
What is $28.47?
400
Last year Kyle made $48,600. This year he will make $52,800. What is the percent of change from last year's salary to this year's salary?
What is an 8.6% increase?
500
What number is 125% of 185?
What is 231.25?
500
What is the percent of change? Is it a percent increase or decrease? Round your answer to the nearest tenth. Original: 320 New: 380
What is 18.8?
500
A laptop is being sold for $395. You receive a discount of 10% but pay a sales tax of 7%. What is the total you will pay for the laptop?
What is $380.39?
500
In 2013, Mrs. Eschman sold 2,200 chocolate chip cookies. In 2014, Mrs. Eschman sold 3000 chocolate chip cookies. What was the percent of change in cookie sales from 2013 to 2014?
What is a 36.4% increase?
M
e
n
u