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 convert a fraction to a decimal?

Back

To convert a fraction to a decimal, divide the numerator (top number) by the denominator (bottom number).

Front

What is 10% of a number?

Back

10% of a number is found by dividing the number by 10.

Front

How do you find 40% of a number?

Back

To find 40% of a number, multiply the number by 0.4.

Front

Convert 25% to a decimal.

Back

0.25

Front

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

Back

Percentage = (Part/Whole) x 100.

Front

If 200 children attended a play and 40% were boys, how many were girls?

Back

120 girls attended the play.

Front

What percent of 50 is 20?

Back

40%.

Front

How do you convert a percentage to a fraction?

Back

To convert a percentage to a fraction, write the percentage over 100 and simplify if possible.

Front

What is the decimal equivalent of 75%?

Back

0.75