Lesson 6.9

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Published on February 11, 2009

Author: rdtowsley

Source: slideshare.net

Lesson 6.9 Markup and Discount

Bell Work 3-14-08 (Use J13) Find the percent of increase from 22 to 63. Find the percent of decrease from 6.3 to 2.2. 1. 63 – 22 = 41 41 ÷ 22 = 1.863636… = 186.4% 2. 6.3 – 2.2 = 4.1 4.1 ÷ 6.3 = .6507936 = 65.1%

(Use J13)

Find the percent of increase from 22 to 63.

Find the percent of decrease from 6.3 to 2.2.

1. 63 – 22 = 41

41 ÷ 22 = 1.863636…

= 186.4%

2. 6.3 – 2.2 = 4.1

4.1 ÷ 6.3 = .6507936

= 65.1%

Journal 14 Markup and Discount

Markup and Discount

markup – the amount of increase in price. Markup is added to the cost of merchandise to arrive at the selling price. Ex. 1: Find the markup Markup = percent of markup · store’s cost Percent of markup is 67%. A CD costs the store $10.15. Find the markup. = .67 · 10.15 = 6.80 round to nearest cent The markup is $6.80.

Ex. 1: Find the markup

Markup = percent of markup · store’s cost

Percent of markup is 67%. A CD costs the store $10.15. Find the markup.

= .67 · 10.15

= 6.80 round to nearest cent

The markup is $6.80.

1. A clothing store pays $56 for a jacket. The store’s percent of markup is 75%. Find the markup for the jacket. Store pays $56 % markup = 75% Markup = ? = .75 · 56 = $42.00

1. A clothing store pays $56 for a jacket. The store’s percent of markup is 75%. Find the markup for the jacket.

Store pays $56

% markup = 75%

Markup = ?

= .75 · 56

= $42.00

Ex. 2: Find the Selling Price Cost + markup = selling price The store’s cost is $6 for a computer mouse. The percent of markup is 75%. What is the selling price? .75 · 6 = 4.50 Multiply to find the markup. 6.00 + 4.50 = 10.50 Cost + markup = selling price The selling price is $10.50.

Cost + markup = selling price

The store’s cost is $6 for a computer mouse. The percent of markup is 75%. What is the selling price?

.75 · 6 = 4.50 Multiply to find the markup.

6.00 + 4.50 = 10.50 Cost + markup = selling price

The selling price is $10.50.

discount - the amount of the price decrease when an item goes on sale Ex. 3: Finding Discounts The percent of decrease is the percent of discount . sale price = regular price – discount

Ex. 3: Finding Discounts

The percent of decrease is the percent of discount .

sale price = regular price – discount

Athletic shoes that regularly sell for $85.99 on are sale for 20% off. Find the discount. sell for $85.99 20% off discount ? Discount = percent of discount · regular price = 0.20 · 85.99 = 17.20 Round to the nearest cent. The discount is $17.20

sell for $85.99

20% off

discount ?

Discount = percent of discount · regular price

= 0.20 · 85.99

= 17.20 Round to the nearest cent.

The discount is $17.20

2. Pants priced at $21.99 are marked 15% off. Find the discount. = .15 · 21.99 = 3.2985 = $3.30

= .15 · 21.99

= 3.2985

= $3.30

More Than One Way   A video game that regularly sells for $39.95 is on sale for 20% off. What is the sale price? Eric's Method Find the discount. Then find the sale price. The sale price is $31.96.

 

A video game that regularly sells for $39.95 is on sale for 20% off.

What is the sale price?

Eric's Method

Find the discount. Then find the sale price.

The sale price is $31.96.

Michelle's Method Find the sale price directly. The sale price equals 100% of the regular price minus 20% of the regular price. The sale price is $31.96. Choose a Method 3. Which method do you prefer? Explain. 4. Find the sale price if the percent of discount is 25%. Round to the nearest cent.

Michelle's Method

Find the sale price directly. The sale price equals 100% of the regular price minus 20% of the regular price.

The sale price is $31.96.

Choose a Method

3. Which method do you prefer? Explain.

4. Find the sale price if the percent of discount is 25%. Round to the nearest cent.

Assignment #24 Complete workbook pages 109-110. Please show all calculations on the workbook pages or on attached scratch paper.

Complete workbook pages 109-110.

Please show all calculations on the workbook pages or on attached scratch paper.

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