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2 pt 3 pt 4 pt 5 pt 1 pt 2 pt 3 pt 4 pt 5 pt 1 pt 2 pt 3 pt 4 pt 5 pt 1 pt 2 pt 3 pt 4 pt 5 pt 1 pt 2 pt 3 pt 4 pt 5 pt 1 pt Substitution Find the percent.

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Presentation on theme: "2 pt 3 pt 4 pt 5 pt 1 pt 2 pt 3 pt 4 pt 5 pt 1 pt 2 pt 3 pt 4 pt 5 pt 1 pt 2 pt 3 pt 4 pt 5 pt 1 pt 2 pt 3 pt 4 pt 5 pt 1 pt Substitution Find the percent."— Presentation transcript:

1 2 pt 3 pt 4 pt 5 pt 1 pt 2 pt 3 pt 4 pt 5 pt 1 pt 2 pt 3 pt 4 pt 5 pt 1 pt 2 pt 3 pt 4 pt 5 pt 1 pt 2 pt 3 pt 4 pt 5 pt 1 pt Substitution Find the percent Find the Part Or the Whole Unit Rates Algebraic Expressions

2 What is 2x + 4, if x = 11?

3 26

4 What is 12x – 8x, if x = 3?

5 12

6 What is x² - 3x, if x = 5?

7 10

8 What is 2(x – 4) + x³, if x = 5?

9 127

10 What is 100 ÷ x – 2y³, if x = 4 and y = 2?

11 9

12 If you score a 30 out of 50 on a test, what is your percent?

13 60%

14 If you wear a jacket 14 out of every 20 days, what percent of the time do you wear a jacket?

15 70% of the time

16 At the end of a day at Footlocker, they had sold 60 pairs of Nikes and 15 pairs of Adidas. What percent of the total amount of shoes sold were Adidas?

17 20 %

18 On a 25 question test, Kelly missed 10 problems. What percent of the test did she answer correctly?

19 60%

20 At a diner, your bill comes to $46.00. If you leave a tip of $6.90, what percent tip did you leave?

21 15%

22 What is 40% of 60?

23 24

24 Sandy has 20 lollipops, and 15% of them are red. How many of Sandy’s lollipops are red?

25 3 of them are red

26 Marco and Olivia are on a date. Their bill comes to $45.50. If the tax rate is 7%, approximately how much will their total bill cost? (NOT including tip)

27 $48.68 or $48.69

28 18 is 40% of what number?

29 45

30 15% of what number is 45?

31 300

32 Ralph and Jenny are selling bracelets that they made. They charge $3.00 per bracelet. Using b to represent the amount of bracelets they sell, write an expression to represent their total money earned.

33 3b, or $3.00b, or 3(b), or 3*b

34 Write an expression to represent “15 less than 3 times a number”

35 3n - 15

36 Alexis has started a babysitting service. She charges $10 to show up, then $7 per hour. Write an expression to represent Alexis earnings from each babysitting job. Use h to represent hours.

37 10 + 7h or 7h + 10

38 Write an equation to represent “ 4 less than a number squared is 12”

39 n² - 4 = 12

40 Mr. Kollar has decided to make money selling pencils. He spends $20.00 on pencils, then decides to sell them for $0.50 each. Write an expression to calculate Mr. Kollar’s profit if he sells p pencils.

41 0.50p – 20, or $0.50p - $20.00

42 Solve for “x” : x² - 10 = 26

43 x = 6

44 Use 5 5’s to make zero. (2 min time limit)

45 Answers will vary

46 What is: (a² ÷ 3 + 4b – (10 – c)) ÷ 8, If a = 6, b = 5, and c = 8

47 3.75

48 What is the closest whole number to 4x³ ÷ 10, if x = 3?

49 11

50 Ally wants to buy an Iphone5. The phone is going to cost $250. She is looking at two different payment options, as shown below. Best Buy  Pay $50 at the time of purchase, then pay $5.00 per week HHGregg  Pay $12.00 per week (no money at the time of purchase) Calculate how many weeks it will take her to pay off the Iphone at each store.

51 Best Buy – 40 weeks HHGregg – 20-21 weeks


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