Solving Percent Problems

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 a percentage of a number?

Back

To calculate a percentage of a number, multiply the number by the percentage (in decimal form). For example, to find 20% of 50, calculate 50 x 0.20 = 10.

Tags

CCSS.6.RP.A.3C

Front

What does 'markup' mean in pricing?

Back

Markup is the amount added to the cost price of goods to cover overhead and profit. It is usually expressed as a percentage of the cost.

Tags

CCSS.6.RP.A.3C

Front

How do you calculate the total cost after a discount?

Back

To calculate the total cost after a discount, subtract the discount amount from the original price. For example, if a shirt costs $50 and has a 20% discount, the discount is $10, so the total cost is $40.

Tags

CCSS.6.RP.A.3C

Front

What is a tip and how is it calculated?

Back

A tip is a sum of money given to someone for their service, typically calculated as a percentage of the total bill. For example, an 18% tip on a $100 bill is $18.

Tags

CCSS.6.RP.A.3C

Front

How do you find the final price after applying a percentage increase?

Back

To find the final price after a percentage increase, multiply the original price by (1 + percentage increase in decimal form). For example, a 12% increase on a $45 ticket is $45 x 1.12 = $50.40.

Tags

CCSS.6.RP.A.3C

Front

What is the formula for calculating the discount amount?

Back

The discount amount can be calculated using the formula: Discount Amount = Original Price x (Discount Percentage in decimal form).

Tags

CCSS.6.RP.A.3C

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% as a decimal is 0.25.

Front

What is the original price if the sale price is $31.02 after a 34% discount?

Back

To find the original price, use the formula: Original Price = Sale Price / (1 - Discount Percentage in decimal form). So, Original Price = $31.02 / (1 - 0.34) = $47.

Tags

CCSS.6.RP.A.3C

Front

How do you calculate the total bill including tax?

Back

To calculate the total bill including tax, multiply the original bill by (1 + tax rate in decimal form). For example, if the bill is $352.82 and the tax rate is 8%, the total is $352.82 x 1.08 = $380.05.

Tags

CCSS.6.RP.A.3C