Percent Review

Front

What is percent error?

Back

Percent error is a measure of how inaccurate a measurement is, expressed as a percentage of the true value. It is calculated using the formula: Percent Error = |(Estimated Value - Actual Value)| / Actual Value * 100.

Tags

CCSS.6.RP.A.3C

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 the sales tax rate (as a decimal) and then add that amount to the original price. Formula: Total Cost = Original Price + (Original Price * Sales Tax Rate).

Tags

CCSS.6.RP.A.3C

Front

What is a markup percentage?

Back

Markup percentage is the amount added to the cost price of goods to cover overhead and profit. It is calculated as: Markup Percentage = (Selling Price - Cost Price) / Cost Price * 100.

Tags

CCSS.6.RP.A.3C

Front

How do you calculate the amount saved with a discount?

Back

To calculate the amount saved with a discount, multiply the original price by the discount rate (as a decimal). Formula: Amount Saved = Original Price * Discount Rate.

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. Formula: Tip Amount = Total Bill * Tip Percentage.

Tags

CCSS.6.RP.A.3C

Front

What is the formula for calculating percent?

Back

The formula for calculating percent is: Percent = (Part / Whole) * 100.

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% becomes 0.25.

Front

What does it mean to mark up a price?

Back

To mark up a price means to increase the original cost of an item to determine its selling price, often expressed as a percentage of the cost.

Tags

CCSS.6.RP.A.3C

Front

How do you find the selling price after a markup?

Back

To find the selling price after a markup, add the markup amount to the original cost. Formula: Selling Price = Cost Price + (Cost Price * Markup Percentage).

Tags

CCSS.6.RP.A.3C

Front

What is the relationship between sales tax and the final price?

Back

Sales tax is an additional charge on the original price of an item, which increases the final price paid by the consumer.

Tags

CCSS.6.RP.A.3B