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Order of Operations

1. 1. 1. 1. 1. 2. 2. 2. 2. 2. 3. 3. 3. 3. 3. 4. 4. 4. 4. 4. 5. 5. 5. 5. 5. 1. Order of Operations. Simplify the expression. (3² + 5 ·4² - 12). ANSWER. 1. Order of Operations. ANSWER. 77. Jeopardy. 2. Order of Operations. Evaluate the expression

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Order of Operations

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  1. 1 1 1 1 1 2 2 2 2 2 3 3 3 3 3 4 4 4 4 4 5 5 5 5 5

  2. 1 Order of Operations Simplify the expression. (3² + 5 ·4² - 12) ANSWER

  3. 1 Order of Operations ANSWER 77 Jeopardy

  4. 2 Order of Operations Evaluate the expression (x + 10) ÷ 4 when x = 2 ANSWER

  5. 2 Order of Operations 3 ANSWER Jeopardy

  6. 3 Order of Operations Which expression is not equivalent to the others? ANSWER

  7. 3 Order of Operations ANSWER C Jeopardy

  8. 4 Order of Operations Simplify the expression. ANSWER

  9. 4 Order of Operations ANSWER 27 Jeopardy

  10. 5 Order of Operations Evaluate the expresssion when x = -2 ANSWER

  11. 5 Order of Operations ANSWER -6 Jeopardy

  12. 1 Describing Patterns Three instances of a pattern are given. Describe the pattern using one variable. 7(1 + 3) = 7 • 1 + 21 7(12 + 3) = 7 • 12 + 21 7(¼ + 3) = 7 • ¼ + 21 ANSWER

  13. 1 Describing Patterns ANSWER 7(x + 3) = 7 • x + 21 Jeopardy

  14. 2 Describing Patterns Draw the fourth instance of the pattern. Term 1 Term 2 Term 3 ANSWER

  15. 2 Describing Patterns ANSWER Jeopardy

  16. 3 Describing Patterns Consider three instances of the pattern below: Find a number that is a counterexample to this pattern. ANSWER

  17. 3 Describing Patterns any negative number ANSWER Jeopardy

  18. 4 Describing Patterns Write an expression to describe the patter on triangles using the variable n to represent the term number. Term 1 Term 2 Term 3 ANSWER

  19. 4 Describing Patterns ANSWER 2n + 2 Jeopardy

  20. 5 Describing Patterns • Brutus works as a salesman in a large appliance store. He earns $400 a week plus 10% of any sales he makes. • Write an expression for his weekly earnings if he sells a dollars worth of appliances. • How much did he earn in the week he sold $1,500 worth of appliances. ANSWER

  21. 5 Describing Patterns ANSWER a. 400 + 0.1a b. $550 Jeopardy

  22. 1 Expressions How many terms are in the expression 2x²y + 3x – 2xy + 4y? ANSWER

  23. 1 Expressions ANSWER 4 Jeopardy

  24. 2 Expressions The cost of a shirt is $15 and the cost of a hat is $12. Ingrid calculated the cost of s shirts and h hats using the expression 15s + 12h. Josh calculated the cost using the expression 12h + 15s. Which property tells you that Ingrid and Josh both calculated the cost correctly? ANSWER

  25. 2 Expressions Commutative Property of Addition ANSWER Jeopardy

  26. 3 Expressions Determine whether the following two expressions are equivalent by completing the table. Explain your reasoning. ANSWER

  27. 3 Expressions ANSWER These expressions are not equivalent because for each value of n, the expressions give different results. Sample: Jeopardy

  28. 4 Expressions The cost of an adult ticket to the movies costs $8 and the cost of a child’s ticket is $6. Let a = the number of adults and c = the number of children. Write an expression representing the total profit for the movie theater. ANSWER

  29. 4 Expressions ANSWER 8a + 6c Jeopardy

  30. 5 Expressions Graph the ordered pairs of the expression 2(a – 1). Be able to list at least 3 ordered pairs. ANSWER

  31. 5 Expressions ANSWER 2 2 Jeopardy

  32. 1 Absolute Value Evaluate │-3│ - │4 ∙ -2│ ANSWER

  33. 1 Absolute Value ANSWER -5 Jeopardy

  34. 2 Absolute Value Evaluate -│-│8∙ -2 + 20││ ANSWER

  35. 2 Absolute Value ANSWER -4 Jeopardy

  36. 3 Absolute Value Evaluate -│m² - 3│ for m = 4 ANSWER

  37. 3 Absolute Value ANSWER -13 Jeopardy

  38. 4 Absolute Value Find all values of x that satisfy the equation. │x - 4│ = 11 ANSWER

  39. 4 Absolute Value ANSWER x = 15 and x = -7 Jeopardy

  40. 5 Absolute Value Evaluate -7 - a² b³ For a = 5 and b = 2 ANSWER

  41. 5 Absolute Value ANSWER 4 Jeopardy

  42. 1 Data and Spread What is the range of the following set of values? 21, 13, 35, 19, 35, 10, 17, 56, 20, 50, 22, 13, 9, 39, 22, 24, 46 ANSWER

  43. 1 Data and Spread ANSWER 47 Jeopardy

  44. 2 Data and Spread What is the shape of this distribution? ANSWER

  45. 2 Data and Spread ANSWER Skewed Left Jeopardy

  46. 3 Data and Spread Calculate the mean absolute deviation of the following values. 4, 4, 4, 4, 6, 6, 6, 6 ANSWER

  47. 3 Data and Spread ANSWER 1 Jeopardy

  48. 4 Data and Spread Calculate the mean and the mean absolute deviation for the given set. (2,5,7,6,6,2,3,4,8,7) ANSWER

  49. 4 Data and Spread ANSWER Mean: 5 Mean absolute deviation: 1.8 Jeopardy

  50. 5 Data and Spread The data set shown below is the number of runs scored by Lakeview’s baseball team in each game last season. Find the mean absolute deviation. 5, 11, 3, 6, 9, 4, 0, 15, 6, 8, 11, 7, 2, 1, 3, 4, 10, 9, 4, 6, 8, 0 ANSWER

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