Sales Tax and Discounts
Presentation
•
Mathematics
•
6th Grade
•
Medium
Standards-aligned
Mary Allgood
Used 271+ times
FREE Resource
7 Slides • 9 Questions
1
How do we calculate sales tax and discounts?
By Mary Allgood
2
Warm-up Review Questions:
3
Multiple Choice
How do we change a percent into a decimal?
Remove the % sign and divide by 100. This will move the decimals two places to the left.
Remove the % sign and multiply by 100. This will move the decimal two places to the right.
4
Multiple Choice
Change 20% into a decimal.
2.0
0.20
20.0
5
Multiple Choice
How do you change 7% into a decimal?
0.70
7.00
0.07
6
Multiple Choice
How would you round the following number so that it looks like money?
12.3487256
$12.33
$12.34
$12.35
$12.36
7
Discounts
To calculate discounts we will follow these steps:
Change the % into a decimal.
Multiply the Original Amount by the discount amount.
Subtract your answer in step 2 from the original amount.
8
Example:
How to Calculate a Discount
9
Multiple Choice
How much will it cost to buy a toy that cost $25, but has a discount of 10% off?
$22.05
$22.50
$27.05
$27.50
10
Multiple Choice
How much will it cost to buy a toy that cost $40, but has a discount of 15% off?
$34
$46
$40.15
$39.85
11
Sales Tax
To calculate sales tax we will follow these steps:
Change the % into a decimal.
Multiply the Original Amount by the tax amount.
Add your answer in step 2 to the original amount.
12
Example:
How to Calculate Tax
13
Multiple Choice
How much will it cost to buy a shirt that cost $15.00 with a sales tax of 6%?
$15.00
$15.06
$15.09
$15.90
14
Multiple Choice
How much will it cost to buy a shirt that cost $22.50 with a sales tax of 6%?
$23.08
$23.85
$24.85
$24.06
15
Let's put it together!!!
16
Multiple Choice
How much would it cost to buy a desk that cost $75, but has a 20% off coupon? Remember to also calculate the sales tax for your item, which is 6%, so that you can get the total cost.
$60
$90
$63.60
$95.40
How do we calculate sales tax and discounts?
By Mary Allgood
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