Percent Change

Front

What is percent change?

Back

Percent change is a measure of how much a quantity has increased or decreased relative to its original value, expressed as a percentage.

Front

How do you calculate percent change?

Back

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

Front

If my rent increased from $650 to $1,300, what is the percent change?

Back

100% increase.

Front

What does a discount mean in terms of price?

Back

A discount is an amount subtracted from the original price.

Front

If an item costs $100 and is on sale for $80, what is the percent discount?

Back

20% discount.

Front

What is 250% of 25?

Back

62.5.

Front

How do you convert a percentage to a decimal?

Back

Divide the percentage by 100.

Front

What is 35% as a decimal?

Back

0.35.

Front

If a laptop costs $800 and has a 20% discount, what is the sale price?

Back

$640.

Front

What is the formula to find the original price after a discount?

Back

Original Price = Sale Price / (1 - Discount Rate).