Part Whole Percent

Front

What is a percent?

Back

A percent is a way to express a number as a fraction of 100. It is often used to compare ratios and express how much of something there is in relation to a whole.

Front

How do you calculate a percentage of a number?

Back

To calculate a percentage of a number, multiply the number by the percentage (in decimal form). For example, to find 20% of 50, calculate 50 x 0.20 = 10.

Front

What is the formula to find the percentage of a part compared to a whole?

Back

The formula is: (Part ÷ Whole) x 100 = Percentage.

Front

If 25 out of 100 students passed a test, what percentage passed?

Back

25% passed the test.

Front

What is 50% of 200?

Back

100.

Front

How do you convert a fraction to a percentage?

Back

To convert a fraction to a percentage, divide the top number (numerator) by the bottom number (denominator) and then multiply by 100.

Front

What is 10% of 90?

Back

9.

Front

If a shirt costs $40 and is on sale for 25% off, how much is the discount?

Back

The discount is $10.

Front

What is the percentage of 15 out of 60?

Back

25%.

Front

If a student answered 18 out of 24 questions correctly, what percent did they get right?

Back

75%.