Percent of Change
An ice cream shop had 316 customers the first weekend it opened. The second weekend it had 468. The percent increase is...
What is 48 %
Julia wants to purchase a pair of headphones that are on sale for $42.79. The sales tax rate
in her county is 6%.
Calculate the amount of sales tax Julia will pay on the purchase. Round to the nearest cent if
necessary.
sales tax:
What is $2.57
For parties of 6 or more people at a certain restaurant, a tip of 18% is automatically included on
the bill. Select yes or no to indicate whether or not each of the following tip amounts is 18% of the bill.
$129.50 tip $23.27
$98.40 tip $17.71
$142.17 tip $22.75
What is no, yes, yes
During a sale at a furniture store, sofas were marked down 30%. You have a coupon for an
additional 15% off. What is the final price of a sofa that originally cost $550?
What is $327.25
If Molly plans to spend 90 minutes watching TV, how many minutes will she spend doing homework? 25% of her time is watching tv and homework is 40%
What is 144
There are 24 members of a kayaking club this summer. Next year, Owen hopes the number of
members will be 125% of this number.
Write a percent equation in the form part = percent • whole that can be used to find 125% of
24. Use p to represent the part and represent the percent as a decimal.
p = 1.25 (24) = 30
Terrance paid $1.43 in sales tax on a purchase of $26. What is the sales tax rate? Round to the nearest tenth percent if necessary.
What is 5.5%
The wholesale cost of a pair of sandals at a shoe store is $22.60. The markup for the sandals is
45%. What is the selling price of the sandals?
What is $32.77
A gaming system is on sale for $254.15 which is 15% off the original price. Explain how you
can use the percent equation to find the original price. Then find the original price of the gaming system?
What is $299.00
Nina wants to find what percent 0.12 is of 15. Which equation could she use to solve this problem?
p = 0.12 (15)
Trey had 440 songs on his MP3 player. Now he has 473 songs. What is the percent of increase
in the number of songs on his MP3 player? Round to the nearest tenth percent if necessary.
7.5%
A sporting goods store pays a wholesale price of $39.20 for a skateboard and sells it for $58.80. What is the percent markup?
What is 50%
Reggie bought 40 tokens to use at a family fun center. He used some of the tokens to ride go carts
and use the batting cages. He now has 28 tokens left. What is the percent of decrease in
the number of tokens? Round to the nearest tenth percent if necessary.
What is 30?
A set of curtains normally sells for $58.99. Roberta used a coupon good for 20% off the
regular price. To the nearest cent, how much did Roberta pay for the curtains before sales tax?
What is $47.19
Cynthia is training to run the 100-yard dash. Each week she records her best 100-yard dash
time so that she can track her improvement. The table shows her best times after each of the
first 3 weeks of training.
Week Time (s)
1 14.0
2 13.5
3 13.1
Find the percent of change from Week 1 to Week 2, and from Week 2 to Week 3. Round to the
What is 3.6% and 3%