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Wednes day , Feb. 5, 2014. Challenge Question : How do use convert a percent to a decimal? Why is this important to know when calculating taxes, tips or discounts?. Warm-Up: Complete the warm-up in your journal with 0 noise level ! Write each percent as a decimal: 4% 12% 29% 7.25% 120%.
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Wednesday, Feb. 5, 2014 Challenge Question: How do use convert a percent to a decimal? Why is this important to know when calculating taxes, tips or discounts? Warm-Up: Complete the warm-up in your journal with 0 noise level! Write each percent as a decimal: 4% 12% 29% 7.25% 120% Directions: Please come in and get your journal. On your next blank page, write today’s date on the top line. Title this page ~ Taxes, Tips and Discounts. Below the date, write the Challenge Question.
Difference between Discounts and Markups Discount - A reduction in price on the amount of goods or a service Tax and Tip (Markups) • Added on to the total cost incurred by the producer of a good or service in order to create a profit
Sales Tax and Tip Sales Tax – Percentage of the cost of a good or service paid to a seller. (added to the total cost of the bill) Tip - a gratuity or a voluntary additional payment made for a service.
Sales Tax And Tip • Find the tip… if needed (usually calculated based on total of bill not including the sales tax) • Find the sales tax. • Add the food bill, tip, and sales tax.
Finding Sales Tax and Tip • At a restaurant, you order a meal that costs $12. You leave a 20% tip. The sales tax is 5%. What is the total cost of the meal? Steps: • Find the tip. • Find the sales tax. • Add the bill, tip, and tax. 20% ∙ 12 = $2.40 **You can either multiply $12 by .20 or divide $12 by 5 5% ∙ 12 = $0.60 **You multiply $12 by .05 $12 + $2.40 + $0.60 = $15 The total cost is $15
Finding Sales Tax and Tip • At a restaurant, you order a meal that costs $8. You leave a 15% tip. The sales tax is 6%. What is the total cost of the meal? Steps: • Find the tip. • Find the sales tax. • Add the bill, tip, and tax. = 15% ∙ 8 **You multiply $8 by .15 = 6% ∙ 8 **You multiply $8 by .06 = The total cost is $9.68
Presentation: • How did we do today? • Did we complete the daily warm-up with 0 noise level? • Did we maintain classroom operating procedures? • Did we take all the notes without being asked several times?
Learning Together • Complete the Math Café Menu exercise with your partners. • You have 25 minutes
Learning Together: • How did we do today? • Did we maintain classroom operating procedures? • Did we work toward our learning goals? I can use my knowledge of converting percentages to decimals to calculate taxes, tips and discounts. • Did we stay on topic (no sidebar conversations) to complete the tasks?
Just For Me By yourself: Noise Level 0, raise your hand if you need help! • Complete the Taxes, Tips and Discounts WS • You will have 30 minutes
Just for Me: • How did we do today? • Did we maintain classroom operating procedures including 0 noise level? • Did we work toward our learning goals? I can use my knowledge of converting percentages to decimals to calculate taxes, tips and discounts. • Did we ask Mrs. Camp for help instead of our partner?
Assessment By yourself: Noise Level 0 • Answer the CQ in your journal. • We will share out answers in 3 minutes!
Wrap-Up • Homework: Complete the Taxes, Tips and Discounts WS if you did not finish… it is due on Friday at the beginning of class for a HW grade. • Supplies: Put your journal in the class bin (if you do not need it at home) and place any supplies used back in the supply bins. • How did we do today? • Did we maintain classroom operating procedures? • Did we work toward our learning goals? I can use my knowledge of converting percentages to decimals to calculate taxes, tips and discounts. • Did we complete the tasks?