1. Assignment
6.9A: 1 – 10, 18, 19

2. DISCOUNT

3. DISCOUNT The change in price after an item goes on sale.
It is the difference from the regular price to the sale price.
Discount = (Percent off) X (Regular Price)

4. A store is having a big “30% off Sale”
A store is having a big “30% off Sale”. Find the discount in items that cost:
$21
$125

5. A store is having a big “30% off Sale”
A store is having a big “30% off Sale”. Find the discount in items that cost:
$21
$125

6. SALE PRICE
Sale price is the selling price after the discount is applied.
There are two ways to find the sale price.

7. Finding the Sale Price METHOD A
Multiply the regular price by the percent off.
Subtract from the regular price.

8. Finding the Sale Price METHOD B
Subtract the percent off from 100%.
Multiply the regular price by the “new” percent.

9. EXAMPLE 1
A pair of pants that normally sells for $31 is on sale for 20% off. Find the discount. Then find the selling price.
Method A:

10. EXAMPLE 1
A pair of pants that normally sells for $31 is on sale for 20% off. Find the selling price.
Method B:

11. EXAMPLE 2
A refrigerator normally sells for $650. It is on sale for 20.10% off. Find the selling price.

12. REAL WORLD APPLICATION
A store buys a TV for $125. Find the final price after the following:
1. It is marked up 230%.
2. It is discounted 30%
3. Sales tax of 6% (Michigan) is added

13. REAL WORLD APPLICATION
A store buys a TV for $125. Find the final price after the following:
1. It is marked up 230%.
2. It is discounted 30%
3. Sales tax of 6% (Michigan) is added

14. ASSIGNMENT
6.9B: 11 – 17, 20 – 22,