Fractions/Decimals/Percents
Write 2/7 as a decimal and percent. Round to the nearest hundredth for decimal and tenth of a percent.
0.29
28.6%
Journeys is running a sale where everything in the store is 15% off. You want a new pair of shoes that are originally $92. What will you pay for the shoes?
$78.20
How do you find percent error?
Change/ actual
Your original weight was 72 pounds. Your new weight is 80 pounds. What is the percent of change? (Round to the nearest tenth of a percent)
11.1% increase
You take out loan for $10,000 to buy a car. The loan has an interest rate of 6% and it takes you 5 years to pay off the loan. Label the Principle, Interest Rate, and Time. Using simple interest, how much are you going to pay in interest?
P=$10,000
r=0.06 or 6%
t=5
You will pay $3,000 in interest.
What percent of 70 is 15? Round to the nearest percent.
21%
What is the selling price of an item that costs the store $12 and the store adds a markup of 15%?
$13.80
You guess that a puppy weighs 6 pounds. The puppy actually weighs 8 pounds. What was your percent error?
25% Error
A car is going down the highway at 75 mph. The driver slows down to 60 mph. What is the percent of change in mph?
20% decrease
You deposit $500 into a savings account. Your account earns 2% simple interest. What is the new balance of your account after 3 years?
$530
What number is 30% of 62?
18.6
You want a new pair of Levi jeans that cost $60. There is a sale going on this weekend where all jeans are $20 off at the Levi Store. There is also a sale going on at Kohls where all jeans are 25% off. Which store has the better deal? How much do you save?
Levi Store
You save $5.
You guess that a car weighs 1,200 lbs. Its actual weight is 2,400 lbs. What was your percent error?
50% Error
Find the percent change. Round to the nearest whole percent.
12.5 to 19.3
54% Increase
You deposit $1500 into a savings account. How long will it take for your money to make $200 with a rate of 5% using simple interest?
2.6666 years or 2 years 8 months
Order the following from greatest to least.
0.35, 45%, 5/8, 0.01%, 1.2 and 7/9
1.2, 7/9, 5/8, 45%, 0.35, 0.01%
A store uses a markup of 25% for every item they sell. What is the selling price of an item that the store buys for $52.25?
$65.31
You guess that your horse weighs 800 pounds. Your friend guesses that she weighs 900 pounds. Your horse actually weighs 860 pounds. What was you and your friends percent error? (Round to the nearest whole percent). Who was closer?
You = 7% Error
Friend = 5% Error
Your friend was closer
Find the percent change. Round your percent to the nearest whole percent.
89 to 72
19% decrease
You deposit $5,000 in an account earning 7.5% simple interest. How long will it take for the simple interest to be $1,500?
4 years
120.5 is what percent of 125? Round to the nearest tenth of a percent.
96.4%
At Best Buy a $225 stereo is put on sale and is discounted 25%. Two weeks later the store still hasn't sold the stereo, so they discount the sale price by 60%. What can you purchase the stereo for? If Costco is selling the same stereo for $65.00, who has the better deal?
$67.50
Costco
You guess that a box of cereal costs $3. The cereal actually costs $4.50. What is the percent error?
33.3% Error
$6
Find the percent change. Round to the nearest whole percent.
1/4 to 7/4
600% Increase
You deposit $300 into a bank account. It earns $15 in simple interest in 8 months. What was your interest rate?(Round to the nearest tenth of a percent)
7.5%