Percentage Calculations and Applications

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 the percentage of a number?

Back

To calculate the percentage of a number, use the formula: (Part/Whole) x 100.

Front

What is the formula to find the part when given the percentage and the whole?

Back

The formula is: Part = (Percentage/100) x Whole.

Front

If Greg answered 9 out of 12 questions correctly, how do you find the percentage he scored?

Back

Use the formula: (9/12) x 100 = 75%.

Front

What is the Percent Proportion?

Back

Front

How do you set up the Percent Proportion for 'What is 70% of 170?'

Back

Front

How do you set up the Percent Proportion for 'What percent of 200 is 28?'

Back

Front

What does it mean if a student scores 85% on a test?

Back

It means the student answered 85 out of every 100 questions correctly.

Front

How can you convert a fraction to a percentage?

Back

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

Front

What is the relationship between percentages, fractions, and decimals?

Back

Percentages can be converted to fractions by dividing by 100 and to decimals by dividing by 100 as well.