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Percent Increase Mrs. Kuznia Math 8 Day 13

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Page 1: Percent Increase Mrs. Kuznia Math 8 Day 13. Percent Increase Examples of Percent Increase: Sales Tax Mark up Tips (gratuity)

Percent Increase

Mrs. Kuznia

Math 8

Day 13

Page 2: Percent Increase Mrs. Kuznia Math 8 Day 13. Percent Increase Examples of Percent Increase: Sales Tax Mark up Tips (gratuity)

Percent Increase

Examples of Percent Increase:

Sales Tax

Mark up

Tips (gratuity)

Page 3: Percent Increase Mrs. Kuznia Math 8 Day 13. Percent Increase Examples of Percent Increase: Sales Tax Mark up Tips (gratuity)

Procedure

1. Find the percent

2. Change it to a decimal

3. Multiply it by the priceThis is the amount of increase

4. Add the increase to the original amount

Page 4: Percent Increase Mrs. Kuznia Math 8 Day 13. Percent Increase Examples of Percent Increase: Sales Tax Mark up Tips (gratuity)

Example

A $2500 TV with an 8% sales tax…

How much is the tax?

What is the ending price?

Page 5: Percent Increase Mrs. Kuznia Math 8 Day 13. Percent Increase Examples of Percent Increase: Sales Tax Mark up Tips (gratuity)

More Examples

A $29 CD with a 7% sales tax….How much tax did you pay?What was the ending price?

A $179.99 Camera with an 6% Tax

Page 6: Percent Increase Mrs. Kuznia Math 8 Day 13. Percent Increase Examples of Percent Increase: Sales Tax Mark up Tips (gratuity)

Gratuity

A $32.50 bill from Applebee’s and you want to leave a 5% tip

How much of a tip did you leave?

What is the total price you must pay?

Page 7: Percent Increase Mrs. Kuznia Math 8 Day 13. Percent Increase Examples of Percent Increase: Sales Tax Mark up Tips (gratuity)

Example

You go to Red Lobster and spend $59.60. You want to leave a 15 % tip.

How much tip did you leave?

What is the total price you paid?