Percent to Decimal/Decimal to Percent
Percent Proportion/Percent Equation
Percent Change/Percent Error
Sales Tax, Tip, Discount
Misc.
100
Convert 120% to a decimal.
What is 1.2
100

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

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
Name the simple interest formula and state what each variable stands for.
What is I = prt I = interest p = principal r = % as a decimal t = time in years
200
Convert 4.9% to a decimal.
What is .049
200

Jane sold $50,000 worth of insurance policies. She got a check for $6,000. This is her commission %.

What is 12%

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
If you invest $1200 in an account that pays 13.2% simple interest, what is the balance of the account after 4 years?
What is $633.60
300
Convert .008 to a percent
What is 0.8%
300

Ted is a salesman and makes 15% commission. If he sells $11,354, how much will he make in commission?

What is $1,703.10

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 $3.59
300
If you buy a necklace for $400 on your credit card, which charges 21.3% simple interest, how much interest will be added after 15 months?
What is $106.50
400
Convert 3.1 to a percent
What is 310%
400

Use the percent proportion A store paid $75.50 for a couch. To make a profit, the store marked up the couch 80%. This is the selling price of the couch.

What is $135.90

400

A customer estimates a computer at an electronics store is $1100. Determine the percent of error in price if the actual price is $1349. Round to the nearest whole percent.

What is 18% error

400

Harry bought some shoes at Kohls. The shoes were originally $89.99, but were marked down 25%. At the register, Harry used a coupon for an additional 15% off. Once these discounts were applied, Henry whipped out his $10 Kohls cash which took off 10. Once the local tax of 5.5% was applied, this was the price he paid (rounded to the nearest penny). 

What is $49.97

400

Ed earns 5% commission on all cars he sells. He needs to make $4,000 this month. How much does he need to sell in order to make his goal of $4,000?

What is $80,000

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
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

5 friends go out to eat. The total bill comes to $84.59. Tax on the mean comes is 6.5%. They also decide to pay 18% on the original amount of $84.59. This is how much each person should pay if they split the mean evenly.

What is $21.06

500

Tina bought a dress and paid $45. She used a 25% off coupon. This is the original price. 

What is $60

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