7th Grade Percentages

Front

What is a percent increase?

Back

A percent increase is a measure of how much a quantity has grown relative to its original amount, expressed as a percentage.

Front

How do you calculate percent increase?

Back

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

Front

What is a percent decrease?

Back

A percent decrease is a measure of how much a quantity has shrunk relative to its original amount, expressed as a percentage.

Front

How do you calculate percent decrease?

Back

Percent Decrease = ((Original Value - New Value) / Original Value) x 100.

Front

What does it mean to mark up a price?

Back

Marking up a price means increasing the original price of an item by a certain percentage to determine the selling price.

Front

If an item costs $50 and is marked up by 20%, what is the new price?

Back

New Price = Original Price + (Original Price x Markup Percentage) = $50 + ($50 x 0.20) = $60.

Front

What is a discount?

Back

A discount is a reduction in the original price of an item, usually expressed as a percentage.

Front

If a jacket costs $200 and has a 15% discount, what is the sale price?

Back

Sale Price = Original Price - (Original Price x Discount Percentage) = $200 - ($200 x 0.15) = $170.

Front

How do you convert a decimal to a percent?

Back

To convert a decimal to a percent, multiply the decimal by 100 and add a percent sign.

Front

What is 0.75 written as a percent?

Back

0.75 as a percent is 75%.