Percent to Decimal/Decimal to Percent
Percent Proportion/Percent Equation
Percent Change/Percent Error
Sales Tax/Tip
Discount
100
Convert 120% to a decimal.
What is 1.2
100
Use the percent proportion to solve: If 12 out of 25 people like blue jolly ranchers. What percent of people like blue jolly ranchers?
What is 48% of people
100
A fruit drink that was sold in 16-ounce containers is now sold in 20-ounce containers. What is the percent of change in quantity? State whether this is an increase or a decrease.
What is 25% increase.
100

Professor Pernot went to breakfast with a friend.  Their bill came to $15.00. They wanted to leave a 20% tip. How much is the tip?

What is $3.00

100

How much would a bicycle cost if it were marked down 15% from its original price of $289?

What is $245.65.

200
Convert 4.9% to a decimal.
What is .049
200
Use the percent equation to solve: The local bakery sells 150 donuts a day. If 70% if these donuts are sold in the morning, how many donuts are sold in the morning?
What is 105 donuts
200

On Tuesday, Cadet Mba made 231 free throws. On Wednesday she made 258 free throws. What is the percent change in her free throws? Round to the nearest percent. State whether this is increase or decrease.

What is 12% increase.

200
If a sweater costs $37.99, and the sales tax is 6%, what is the total price of the sweater?
What is $40.27.
200

Elvia can get a $10.28 discount on a $68.53 purchase at a certain department store because she works there. What percent discount does she get?

What is 15% discount.

300
Convert .008 to a percent
What is 0.8%
300
Use the percent equation. 0.5% of all statistics are true. If you have a list of 1,400 statistics. How many are true?
What is 7 statistics.
300
Al's Quick Mart sells milk for $1.99 per gallon, but they used to sell it for $2.79. What is the percent change in the price? Round to the nearest whole percent. State whether this is increase or decrease.
What is 40% decrease.
300

A certain container of mouthwash usually costs $2.99 at a store. If it is on sale for 20% off, how much does the mouthwash cost now?

What is $2.39

300

Professor Cohen bought a new shirt for $19.95. If she used a 10% coupon, about how much will she save?

What is $1.99 or $2.00

400
Convert 3.1 to a percent
What is 310%
400
Use the percent proportion A store paid $75.29 for a couch. To make a profit, the store charged 270% of the cost. What is the price tag the store puts on the couch?
What is $208.28
400
A custom estimates a computer at an electronics store is $1099. Determine the percent of error in price if the actual price is $1349. Round to the nearest whole percent.
What is 19%.
400

Cadet Donzo went to each lunch at McDonald's.  His bill was $17.00, he wanted to leave a 10% tip.  How much did he spend all together? 

What is $18.70

400

Cadet Payano got a new video game that originally cost $50. It was on sale for 25% off. How much money did Cadet Payano save?

What is $12.50

500
Convert 0.07% to a decimal
What is .0007
500

Jake bought shoes for $60 after a 25% discount.  How much was the original price?

What is $80

500
A student estimates the mass of an object to be 325g. The actual mass is 342g. What is the percent error of the students calculation?
What is 5%.
500

If a stereo is sold for $59.99, and Karen pays $64.19 for it when she checks out, what is the sales tax in the area?

What is 7% tax.

500

The price of a bike is $1,500. How much do you need to pay if you get a 10% discount?

What is $1,350

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