Percent Expressions

Front

What does the expression 0.45x represent in terms of discounts?

Back

A 55% discount.

Front

How do you express a 25% markup mathematically?

Back

1.25x.

Front

If Margie wants to leave a 20% tip, how can she calculate the total amount she pays (p)?

Back

1.2p.

Front

What expression represents a 30% discount on an item?

Back

0.70x.

Front

To find a discount of 30% off of a price P, which expression should you use to find the final price?

Back

0.70P.

Front

What is the formula to calculate a percentage increase?

Back

New Value = Original Value × (1 + Percentage Increase).

Front

What is the formula to calculate a percentage decrease?

Back

New Value = Original Value × (1 - Percentage Decrease).

Front

What does a markup mean in pricing?

Back

An increase in the original price of an item.

Front

What does a discount mean in pricing?

Back

A reduction in the original price of an item.

Front

How do you convert a percentage to a decimal?

Back

Divide the percentage by 100.