Percent to Decimal/Decimal to Percent
Percent Proportion/Percent Equation
Percent Change
Sales Tax, Tip, Discount
Find the Part or Whole
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
How much would a bicycle cost if it were marked down 15% from its original price of $289?
What is $245.65.
100

120% of 400

What is 480.

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, Nash made 231 free throws on Wednesday he made 258 free throws. What is the percent change in his 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

The number of sixth grade students accounts for 45% of the total number of students enrolled in middle school. There are 256 sixth grade students. How many students are enrolled in the middle school?

What is 569 sixth graders. 

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 29% 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

Dylan has $15 in her purse. If this is 25% of her monthly allowance, what is her monthly allowance?

What is $60.

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

The World Future Society predicts that by the year 2025, airplanes will be able to carry 1400 passengers. Today's biggest jets can carry 600 passengers. What will be the percent of increase of airplane passengers?

What is 133%.

400
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.
400

Marcus saved $10 because he bought a baseball glove that was on sale for 40% off. What was the original price of the glove?

What is $25.

500
Convert 0.07% to a decimal
What is .0007
500
Use the percent equation: John flips a quarter. It falls on tails 6 times, if this 30% of the time. How many times did he flip a quarter.
What is 20 times.
500

As soon as a new car is purchased and driven away from the dealership, it begins to lose it's value, or depreciate. Dan bought a 1994 Plymouth Neon for $9559. One year later, the value of the car was $8500. What was the percent of decrease of the value of the car?

What is 11%.

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

0.45% of 150

What is 0.675.

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