% of a number 1
What is 50% of 80?
40
What is 100% of 90?
90
A class has 40 total students and 50% are boys. How many boys are in the class?
20 boys
A sweater originally costs $50. It is on sale for 20% off. What is the final price of the sweater after the discount?
$40
Solution --> 0.2 x 50 = 10
50 - 10 = 40
What is 10% of 40?
4
What is 20% of 60?
12
$20
A concert ticket costs $80. A 15% convenience fee is added to the cost of the ticket. What is the total cost of the ticket after the fee?
$92
Solution --> 0.15 x 80 = 12
80 + 12 = 92
What is 25% of 160?
40
What is 75% of 160?
120
A team played 25 games this season and won 80% of their games. How many games did did they win?
20 games
A smartphone originally priced at $600 is discounted by 25%. What is the final price of the smartphone after the discount?
$450
Solution --> 0.25 x 600 = 150
600 - 150 = 450
What is 80% of 150?
120
What is 90% of 70?
63
A Nike hoodie costs $90, but they are having a 30% off sale. How much money will you save with the discount?
$27
The cost of a home was $250,000 when it sold last year, but the value has now increased by 10%. What is the house’s value now?
$275,000
Solution --> 0.10 x 250,000 = 25,000
250,000 + 25,000 = 275,000
What is 150% of 40?
60
What is 65% of 200?
130
$60
A car dealership advertises a car for $22,500, which reflects a 20% markdown from the original price. What was the original price of the car?
$27,000
Solution --> 0.20 x 22,500 = 4,500
22,500 + 4,500 = 27,000