Calculating Percents

Front

What is the formula to calculate the percent discount on an item?

Back

Percent Discount = (Original Price - Sale Price) / Original Price * 100

Front

How do you convert a percentage to a decimal?

Back

To convert a percentage to a decimal, divide the percentage by 100.

Front

What is the percent of change formula?

Back

Percent of Change = (New Value - Old Value) / Old Value * 100

Front

If an item originally costs $50 and is on sale for $30, what is the percent discount?

Back

40%.

Front

What does a 40% discount mean in terms of price reduction?

Back

A 40% discount means the price is reduced by 40% of the original price.

Front

How do you find the new price after applying a percent discount?

Back

New Price = Original Price - (Original Price * Percent Discount) / 100.

Front

What is the percent increase if a quantity goes from 200 to 250?

Back

25%.

Front

How do you calculate the original price if you know the sale price and the percent discount?

Back

Original Price = Sale Price / (1 - (Percent Discount / 100)).

Front

What is the relationship between fractions, decimals, and percentages?

Back

Fractions can be converted to decimals and percentages; for example, 1/2 = 0.5 = 50%.

Front

If a product's price decreases from $80 to $60, what is the percent decrease?

Back

25%.