Sales Tax and Discounts

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

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 15% of $2 = $0.30 20% of $2 = $0.40 10% of $3 = $0.30 15% of $3 = $0.45 20% of $3 = $0.60

Let’s Practice Calculate the discount Find the new sale price 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

15% Off

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 7.99 × .15 Ice cream maker Add Sales Tax Extra 15% discount $7.28 1.1985 Final price

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

25% Off

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

20% Off

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

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

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

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

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

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

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

10% Off

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

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 + 14.49 229.99 × .10 Maui Lamp Add Sales Tax Extra 10% discount $221.49 22.9990 Final price

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

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