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Part 1: Problem Solving with the Bar Model!
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Do Now Maria and Mayra were sharing their money to buy some matching clothes for Twins’ Day. Maria had a little more money, so she paid for 65% of the bill, which was $ How much money did Mayra pay?
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Part 2: Quick Review
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Review Try these percent problems. Use the Magic Percent! 4.9 10 3.4 18 1) 2) 3) 4) 10% of 49 20% of 50 5% of 68 15% of 120
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Part 3: Tips and Sales
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Using the Magic Percent
At the DCP yard sale, you found a gnome with sunglasses that you really wanted to buy. The price tag said $1.50, but you bargained and got the price lowered by 20%. How much did you pay for your gnome? 10% of 1.5 = 0.15 20% of 1.5 = 0.30 Price: $ $0.30 = $1.20
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Using the Magic Percent
Bob the Bear was watching TV and saw a commercial for The Red Lobster. The Surf ‘n Turf dinner, which normally costs $18, is 15% off (for a limited time only). How much will Bob have to pay? 10% of 18 = 1.80 5% of 18 = 0.90 15% of 18 = 2.70 Price: $18 - $2.70 = $15.30
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Using the Magic Percent
Although the taxi ride was great, the driver’s attitude was bad, so you’re only going to leave a 5% tip. The charge is $41. What will you pay in total? 10% of 41 = 4.10 Cost: 41.00 $43.05 5% of 41 = 2.05
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