Module 2 Solving Problems with Percents Flashcards
What is a percent?
A percent is a fraction out of 100.
Convert 25% to a decimal.
0.25
True or False: 50% is equal to 0.5.
True
What is 10% of 200?
20
Fill in the blank: To find a percent of a number, you multiply the number by _____ and then divide by 100.
the percent
If you have 80 students and 20% are absent, how many students are absent?
16
What is the formula to calculate percent?
Percent = (Part / Whole) x 100
Convert 0.75 to a percent.
75%
What is 15% of 60?
9
True or False: 75% is greater than 1.
False
If a shirt costs $40 and is on sale for 25% off, what is the sale price?
$30
What does it mean if a value increases by 20%?
The value becomes 120% of the original.
If a test has 50 questions and a student answers 40 correctly, what percent did they score?
80%
What is the percent increase if a price goes from $50 to $75?
50%
Fill in the blank: To convert a fraction to a percent, you multiply by _____ and then simplify.
100
How do you express 3 out of 4 as a percent?
75%
What is 5% of 300?
15
True or False: A 100% increase means the value has doubled.
True
If a population of a town increases from 1,000 to 1,200, what is the percent increase?
20%
What is the percent decrease if an item’s price drops from $80 to $60?
25%
Convert 12.5% to a fraction.
1/8
If 70% of a class of 30 students are girls, how many girls are in the class?
21
What is 0% of any number?
0
True or False: 100% of a number is the number itself.
True
If you score 30 out of 45 on a test, what percent did you score?
66.67%
What is the percent of 50 if the part is 10?
20%
Fill in the blank: To find 1% of a number, you divide the number by _____ .
100
A markup, tip, or tax will _______ a cost.
increase
A markdown or discount will ________ a cost.
decrease
