Is and Of Percentages

Front

What is a percentage?

Back

A percentage is a way of expressing a number as a fraction of 100. It is often used to compare proportions.

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 does 'of' mean in percentage problems?

Back

'Of' indicates the total amount from which a percentage is being calculated. For example, in '20% of 50', 50 is the total amount.

Front

What does 'is' mean in percentage problems?

Back

'Is' indicates the result of the percentage calculation. For example, in '20% of 50 is 10', 10 is the result.

Front

What is 50% of 100?

Back

50

Front

What is 25% of 200?

Back

50

Front

What is 10% of 90?

Back

9

Front

What is 15% of 200?

Back

30

Front

If 30 is 60% of a number, what is the number?

Back

50 (because 30 is 60% of 50).

Front

What is 80% of 50?

Back

40