Percent Proportions

Front

What is a percent?

Back

A percent is a ratio expressed as a fraction of 100. It represents a part of a whole.

Front

How do you convert a fraction to a percent?

Back

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

Front

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

Back

The formula is: Percent of a number = (Percent / 100) * Number.

Front

What is 50% of 200?

Back

100

Front

How do you find the total amount if you know the percent and the part?

Back

Total = Part / (Percent / 100).

Front

What is the relationship between decimals and percents?

Back

Decimals can be converted to percents by multiplying by 100. For example, 0.75 = 75%.

Front

What is 25% of 80?

Back

20

Front

If a shirt costs $40 and is on sale for 20% off, what is the sale price?

Back

$32

Front

What does it mean if a tax rate is 8%?

Back

It means that for every $100 spent, $8 is added as tax.

Front

How do you calculate the percent increase?

Back

Percent Increase = ((New Value - Original Value) / Original Value) * 100.