Percent Proportion

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 x 0.20 = 10.

Front

What is the formula for finding the percent of a total?

Back

The formula is: (Part/Total) x 100 = Percent.

Front

If Daniel's meal cost $28 and he wants to leave a 20% tip, how do you calculate the tip?

Back

Calculate 20% of $28: $28 x 0.20 = $5.60.

Front

Leah and McKenzie scored 48% of their team's total points. If their team had a total of 50 points, how many points did they score?

Back

48% of 50 is calculated as: (48/100) x 50 = 24 points.

Front

What is 40% of 200?

Back

40% of 200 is calculated as: (40/100) x 200 = 80.

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, 15/25 = 0.6, which is 60%.

Front

What percent is 15 out of 25?

Back

15 out of 25 is calculated as: (15/25) x 100 = 60%.

Front

What is the relationship between percent, fraction, and decimal?

Back

Percent is a fraction with a denominator of 100, and it can also be expressed as a decimal by dividing the percent by 100.

Front

If $9 is 10% of a total amount, what is the total amount?

Back

To find the total amount, divide $9 by 0.10: $9 / 0.10 = $90.