Percent of Numbers

Front

What is the formula to calculate a percentage of a number?

Back

To find a percentage of a number, multiply the number by the percentage (in decimal form). Formula: (Percentage/100) * Number.

Front

What does the term 'percent' mean?

Back

Percent means 'per hundred' and is a way to express a number as a fraction of 100.

Front

How do you convert a percentage to a decimal?

Back

To convert a percentage to a decimal, divide the percentage by 100.

Front

What is 50% of 200?

Back

100

Front

What is 10% of 150?

Back

15

Front

What is 25% of 80?

Back

20

Front

What is 75% of 400?

Back

300

Front

In a proportion, what number does the percent go on top of?

Back

The percent always goes on top of 100 in a proportion.

Front

What is 20% of 500?

Back

100

Front

What is 15% of 300?

Back

45