Mental Math!
What is 10% of 68?
6.8
80 is 25% of what number?
80 is 25% of 320.
Fractions → Percents
2/5
40%
The price of an apple is $1.25. If you get an 18% discount, how much do you SAVE? Round to the nearest cent.
If the sales tax for the city of Seattle is 10.1%, how much tax would you pay for an item that costs $200.00?
$20.20
What is 1% of 134?
1.34
28% is what of 575?
Decimals → Percents
0.2
20%
The price of a video game is $50. Today, it is on discount for 25% off. What is the sale price?
You get $12.50 off, so the sale price is:
$37.50
Mrs. Smith paid $125 to have her hair colored and cut. If she tips her hairdresser 15% of her bill, how much was the tip?
$18.75
Use mental math to find 20% of $9.
$1.80
What is 6% of 95?
5.7 is 6% of 95.
Percent → Decimal
4%
0.04
You are lucky! Today, your favorite pair of tennis shoes are on sale for 15% off. If the normal price of the shoes is $87.00, how much will you SAVE?
You will save $13.05
If the sales tax is charged at the rate of 6%. Find the tax and the total price you would pay for an $860 stereo.
Tax = $51.60
Total cost = $911.60
Use mental math to solve 3% of $62.
95 is 95% of what number?
95 is 95% of 100.
Fractions → Percent & Decimal
14/25
56% AND 0.56
Your mom told you to buy milk at the store. Normally, the milk costs $4.99, but today it is marked down 30% off. What is the sale price of the milk? Round your answer to the nearest cent.
You will save $1.50 (rounded from 1.497). That means the sale price is:
$3.49
Your parents took your family out to dinner. Your parents wanted to give the waiter a 15% tip. If the total amount of the dinner was $42.00, what should be paid to the waiter as a tip?
The tip would be $6.30
What direction AND how many places do you move the decimal when you find 1% AND 10%?
1% -Move the decimal 2 places to the left.
10% -Move the decimal 1 place to the left.
What number is 108% of 148?
159.84 is 108% of 148.
Percents → Fractions (simplify) AND Decimal
50%
1/2 & 0.5
You only have 20 dollars in your wallet, but you really really really want to buy the new video game at the store. The game costs $25, but it's on sale with a 10% discount. Do you have enough money? What is the sale price?
You buy a happy meal for $7.99 and a drink for $1.00. If tax is 7% and you leave a 10% tip, what is the total cost of your dinner?
Subtotal = $8.99
Tax = $0.63 (round from 0.6293)
Tip = $0.90 (round from 0.899)
Total = $10.52