Percentage Flashcards
Math
What is the formula to calculate a percentage?
Percentage = (Part / Whole) × 100
True or False: 50% is equivalent to 0.5.
True
If a shirt costs $40 and is on sale for 25% off, what is the sale price?
$30
Fill in the blank: 75% can be expressed as ______ in decimal form.
0.75
What is 10% of 200?
20
If you score 45 out of 60 on a test, what percentage did you score?
75%
What is the percentage increase from 50 to 75?
50%
True or False: A percentage can be greater than 100%.
True
What is 5% of 500?
25
If a population increases from 1,000 to 1,200, what is the percentage growth?
20%
Convert 0.85 to a percentage.
85%
What is the percentage decrease from 80 to 60?
25%
Fill in the blank: To find the part when given a percentage and a whole, use the formula: Part = ______ × Whole.
Percentage / 100
If a product is increased by 30% and the original price was $50, what is the new price?
$65
What is the formula to find the whole when given a part and percentage?
Whole = Part / (Percentage / 100)
True or False: 0% means none of the whole.
True
What is 150% of 40?
60
If a student scored 18 out of 30 on an exam, what percentage did they achieve?
60%
What is the percentage of 15 out of 60?
25%
Fill in the blank: To find the percentage of a number, multiply the number by ______.
the percentage in decimal form
If a salary is $1,000 and is increased by 10%, what is the new salary?
$1,100
What is 20% of 250?
50
True or False: The term ‘percentage’ refers to a ratio expressed as a fraction of 100.
True
How do you express 1/4 as a percentage?
25%
What is the percentage decrease from 200 to 150?
25%
If a class has 30 students and 12 are girls, what percentage of the class are girls?
40%
