Percents 7th grade - Byran

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 calculate the total cost including sales tax?

Back

To calculate the total cost including sales tax, multiply the original price by the sales tax rate (as a decimal) and add it to the original price.

Front

What is 5% of $100?

Back

$5

Front

How do you find a percentage of a number?

Back

To find a percentage of a number, multiply the number by the percentage (as a decimal). For example, to find 40% of 230, calculate 230 x 0.40.

Front

What does 'discount' mean?

Back

A discount is a reduction in the price of a product or service.

Front

How do you calculate the sale price after a discount?

Back

To calculate the sale price after a discount, subtract the discount amount from the original price.

Front

What is the formula for percent increase?

Back

Percent Increase = ((New Value - Old Value) / Old Value) x 100.

Front

If an item costs $80 and is on sale for 25% off, what is the sale price?

Back

The sale price is $60.

Front

What is 40% off of $85?

Back

$51

Front

How do you convert a percentage to a decimal?

Back

To convert a percentage to a decimal, divide the percentage by 100. For example, 25% becomes 0.25.