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Sales Tax and Discounts - PowerPoint PPT Presentation

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Sales Tax and Discounts
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  1. Sales Tax and Discounts NS3. Add, subtract, multiply and divide multi-digit decimals using the standard algorithm for each operation

  2. 10% Off 15% Off 20% Off 10% off means for every dollar (100 cents) you spend, you subtract 10% of $1 which is 10 cents. 15% off means for every dollar you spend, you subtract 15% of $1 which is 15 cents. 20% off means for every dollar you spend, you subtract 20% of $1 which is 20 cents. 10% of $1 = $0.10 15% of $1 = $0.15 20% of $1 = $0.20 10% of $2 = $0.20 20% of $2 = $0.40 15% of $2 = $0.30 10% of $3 = $0.30 20% of $3 = $0.60 15% of $3 = $0.45

  3. Let’s Practice • Fold a piece of paper in half two times to give you 4 work spaces on both sides. Pick 8 items. Label each step below for each problem in the workspace provided. • For each of the following sale items you pick: • Calculate the discount • Find the new sale price • Find the 7% sales tax • Get the total price

  4. 15% Off

  5. 7.99 1.19 Subtract 15% discount from the sale price 6.80 New price with 15% discount $6.80 6.8 .07 Find the Sales Tax $0.476 Sales Tax 6.80 0.48 Ice cream maker 7.99 .15 Add Sales Tax Extra 15% discount $7.28 1.1985 Final price

  6. 10.99 1.64 Subtract 15% discount from the sale price 9.35 New price with 15% discount $9.35 9.35 .07 Find the Sales Tax $0.6545 Sales Tax 9.35 0.65 10.99 .15 H₂0 Bottles Add Sales Tax Extra 15% discount $10.00 1.6485 Final price

  7. 25% Off

  8. 70.97 17.74 Subtract 25% discount from the sale price 53.23 New price with 25% discount $53.23 53.23 .07 Find the Sales Tax $3.7261 Sales Tax 53.23 3.73 70.97 .25 PC Lamp Add Sales Tax Extra 25% discount $56.96 17.7425 Final price

  9. 20% Off

  10. 7.99 1.59 Subtract 20% discount from the sale price 6.40 New price with 20% discount $6.40 6.4 .07 Find the Sales Tax $0.448 Sales Tax 6.40 0.45 7.99 .2 Girls Shirt Add Sales Tax Extra 20% discount $6.85 1.598 Final price

  11. 16.00 3.20 Subtract 20% discount from the sale price 12.80 New price with 20% discount $12.80 12.8 .07 Find the Sales Tax $0.896 Sales Tax 12.80 0.90 16 .2 Boys Shirt Add Sales Tax Extra 20% discount $13.70 3.2 Final price

  12. 19.99 3.99 Subtract 20% discount from the sale price 16.00 New price with 20% discount $16.00 16 .07 Find the Sales Tax $1.12 Sales Tax 16.00 1.12 19.99 .2 Mack Monkey Add Sales Tax Extra 20% discount $17.12 3.998 Final price

  13. 16.99 3.39 Subtract 20% discount from the sale price 13.60 New price with 20% discount $13.60 13.6 .07 Find the Sales Tax $0.952 Sales Tax 13.60 0.95 16.99 .2 Volcano Kit Add Sales Tax Extra 20% discount $1 4.55 3.398 Final price

  14. 26.99 5.39 Subtract 20% discount from the sale price 21.60 New price with 20% discount $21.60 21.6 .07 Find the Sales Tax $1.512 Sales Tax 21.60 1.51 26.99 .2 Tie Dye machine Add Sales Tax Extra 20% discount $23.11 5.398 Final price

  15. 49.99 9.99 Subtract 20% discount from the sale price 40.00 New price with 20% discount $40.00 40 .07 Find the Sales Tax $2.80 Sales Tax 40.00 2.80 49.99 .2 Soccer Goal Add Sales Tax Extra 20% discount $42.80 9.998 Final price

  16. 139.99 27.99 Subtract 20% discount from the sale price 112.00 New price with 20% discount $112.00 112 .07 Find the Sales Tax $7.84 Sales Tax 112.00 7.84 139.99 .2 Electric Guitar Add Sales Tax Extra 20% discount $119.84 27.998 Final price

  17. 10% Off

  18. 269.99 26.99 Subtract 10% discount from the sale price 243.00 New price with 10% discount $243.00 243.00 .07 Find the Sales Tax $17.0100 Sales Tax 243.00 17.01 269.99 .10 Arc Lamp Add Sales Tax Extra 10% discount $260.01 26.9990 Final price

  19. 229.99 22.99 Subtract 10% discount from the sale price 207.00 New price with 10% discount $207.00 207 .07 Find the Sales Tax $14.49 Sales Tax 207.00 14.49 Maui Lamp 229.99 .10 Add Sales Tax Extra 10% discount $221.49 22.9990 Final price

  20. 174.99 17.49 Subtract 10% discount from the sale price 157.50 New price with 10% discount $157.50 157.50 .07 Find the Sales Tax $11.0250 Sales Tax 157.50 11.03 174.99 .1 Blue Gem Lamp Add Sales Tax Extra 10% discount $168.53 17.499 Final price

  21. 219.99 21.99 Subtract 10% discount from the sale price 198.00 New price with 10% discount $198 198 .07 Find the Sales Tax $13.86 Sales Tax 198.00 13.86 219.99 .1 Tiffany Lamp Add Sales Tax Extra 10% discount $211.86 21.999 Final price