Percent Study Guide

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 * 0.20 = 10.

Tags

CCSS.6.RP.A.3C

Front

What is a markup?

Back

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

Tags

CCSS.6.RP.A.3C

Front

How do you calculate the final price after a markup?

Back

To calculate the final price after a markup, multiply the original price by (1 + markup percentage). For example, if an item costs $100 and has a 20% markup, the final price is $100 * 1.20 = $120.

Tags

CCSS.6.RP.A.3C

Front

What is sales tax?

Back

Sales tax is a tax imposed by the government on the sale of goods and services, usually expressed as a percentage of the sale price.

Tags

CCSS.6.RP.A.3B

Front

How do you calculate the total cost including sales tax?

Back

To calculate the total cost including sales tax, multiply the original price by (1 + sales tax rate). For example, if an item costs $100 and the sales tax is 8%, the total cost is $100 * 1.08 = $108.

Tags

CCSS.6.RP.A.3C

Front

What is a discount?

Back

A discount is a reduction in the price of a product or service, usually expressed as a percentage of the original price.

Tags

CCSS.6.RP.A.3C

Front

How do you calculate the sale price after a discount?

Back

To calculate the sale price after a discount, multiply the original price by (1 - discount percentage). For example, if an item costs $100 and has a 25% discount, the sale price is $100 * 0.75 = $75.

Tags

CCSS.6.RP.A.3C

Front

What is a tip?

Back

A tip is a sum of money given to someone for their service, often expressed as a percentage of the total bill.

Tags

CCSS.6.RP.A.3C

Front

How do you calculate the total cost including tip?

Back

To calculate the total cost including tip, multiply the total bill by (1 + tip percentage). For example, if the bill is $50 and the tip is 20%, the total cost is $50 * 1.20 = $60.

Tags

CCSS.6.RP.A.3C