PERCENTS

Front

What is a percent?

Back

A percent is a ratio expressed as a fraction of 100. It represents a part of 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 * 0.20 = 10.

Front

What is the formula to find the whole when given a part and a percent?

Back

The formula is: Whole = Part / (Percent / 100). For example, if 25 is 20% of a number, the whole is 25 / 0.20 = 125.

Front

What is 10% of 200?

Back

20

Front

If 30 is 15% of a number, what is the number?

Back

200

Front

What is the equivalent percentage of 1/2?

Back

50%.

Front

How do you convert a fraction to a percent?

Back

To convert a fraction to a percent, divide the numerator by the denominator and multiply by 100. For example, 1/4 = (1 ÷ 4) * 100 = 25%.

Front

What is 45% of 200?

Back

90

Front

If a shirt costs $40 and is on sale for 25% off, what is the sale price?

Back

$30.

Front

What is the percentage increase if a price goes from $50 to $60?

Back

20% increase.