Using 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 percentage?

Back

To convert a fraction to a percentage, divide the numerator by the denominator and then multiply by 100.

Front

What is 30% of 200?

Back

60

Front

If 25% of a number is 50, what is the number?

Back

200

Front

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

Back

Percentage = (Part/Whole) x 100

Front

Convert 0.5 to a percentage.

Back

50%.

Front

What is 70% of 150?

Back

105

Front

If a class has 40 students and 60% are girls, how many girls are in the class?

Back

24 girls.

Front

Back

75%.

Front

What is 12.5% of 80?

Back

10.