1. Unit 3 Review Directions: -Get a piece of paper before you begin. -Click to view the question. -Use your paper to find the answer. -Click to view the answer. -Click to view the next question. Happy Studying!

2. *Read the following problems. Answer ‘true’ if it is a true number sentence. Answer ‘false’ if it is a false number sentence.

3. 4 x 5 > 30

4. False

5. 42 / 6 = 7

6. True

7. 8+4 = 10-3

8. False

9. 3x4 < 9+9

10. True

11. 7+5 > 3+6

12. True

13. 32/8 > 9-4

14. False

15. *Insert the symbol (, =) that will make the number sentence true.

16. 3 x 8 __ 9 + 5

17. >

18. 18 - 9 __ 8 - 5

19. >

20. 63 / 7 __ 10 - 1

21. =

22. 12 + 5 __ 8 x 2

23. >

24. 4 - 2 __ 4 / 2

25. =

26. 25 - 5 __ 8 x 3

27. <

28. *Use order of operations to find the correct answer.

29. 7 x (3 + 1) =

30. 28

31. (5 + 3) - 2 =

32. 6

33. 3 x (7 – 2) =

34. 15

35. 12 + (4 x 6) =

36. 36

37. (7x2) + (5-3) =

38. 16

39. (16-8) + (21/3) =

40. 15

41. *Find the answer to each open sentence.

42. 12 + s = 20

43. s = 8

44. b / 5 = 7

45. b = 35

46. 8 x t = 64

47. t = 8

48. 19 – r = 12

49. r = 7

50. 3 + 2 = 13 - d

51. d = 8

52. 2 x 4 = 56 / z

53. Z = 7

54. *Use the map scale to answer the following questions.

55. Scale: 1 in. = 300 mi. 3 inches = __ miles

56. 900 miles

57. Scale: 1 in. = 300 mi. 5 inches = __ miles

58. 1,500 miles

59. Scale: 1 in. = 50 mi. 4 inches = __ miles

60. 200 miles

61. Scale: 1 in. = 50 mi. 6 inches = __ miles

62. 300 miles

63. *Read each word problem. Write the correct number sentence. Then find the answer.

64. McDonald’s has 785 stores. They are planning to add 45 new stores next year. How many stores will they have then?

65. 785 + 45 =

66. McDonald’s has 785 stores. They are planning to add 45 new stores next year. How many stores will they have then? 785 + 45 = 830 stores

67. Jacob is 66 inches tall. Aaron is 45 inches tall. How much taller is Jacob than Aaron?

68. 66 - 45 =

69. Jacob is 66 inches tall. Aaron is 45 inches tall. How much taller is Jacob than Aaron? 66 - 45 = 21 inches

70. Peter’s bed is 250 centimeters long. Becca’s bed is 342 centimeters long. How much longer is Becca’s bed?

71. 342 - 250 =

72. Peter’s bed is 250 centimeters long. Becca’s bed is 342 centimeters long. How much longer is Becca’s bed? 342 - 250 = 92 centimeters

73. The distance from Homestead to Learnville is 679 miles. The distance from Learnville to Beeland is 58 miles. How far is it from Homestead to Beeland?

74. 679 + 58 =

75. The distance from Homestead to Learnville is 679 miles. The distance from Learnville to Beeland is 58 miles. How far is it from Homestead to Beeland? 679 + 58 = 737 miles

76. THE END! I HOPE YOU DID WELL!