1. Fact Review

2. 5 + 4 9

3. 10 3 30

4. 12 − 5 7

5. 7 5 35

6. 7 × 3 21

7. 6 − 5 1

8. 9 + 5 14

9. 12 × 3 36

10. 9 + 4 13

11. 9 8 72

12. 16 − 9 7

13. 8 7 56

14. 4 × 8 32

15. 5 + 3 8

16. 5 × 8 40

17. 9 9 81

18. 5 + 9 14

19. 9 + 8 17

20. 12 − 9 3

21. 9 × 3 27

22. 1 Round 1,563,789 to the nearest one million. 2,000,000 A.1,564,000C.1,600,000 B.1,560,000D.2,000,000 Round 1,563,789 to the nearest one million.

23. 2 Round 17.657 to the nearest tenth. A.17.7C.18.6 B.17.66D.18.66

24. 3 What is two thousand more than 529,631? A.527,631C.531,631 B.529,831D.539,631

25. 4 A.9C.20 B.12D.none of the above 6 × 9 = (3 × 15) + ? 5445− = 9

26. 5 A.21C.420 B.180D.all of the above (318 + 56) × 0 < ? × 1

27. 6 A.15C.25 B.20D.40 = ?

28. 7 A.3.08C.3.54 B.3.18D.13.60 3 × 1.18 = ?

29. 8 A.18C.25 B.21D.30 = ? 504 24

30. 9 On which job does Sydney spend of her time? A.cleaning the stables B.brushing the horses C.guiding the riders 12121212 12121212 of 6 = 3

31. 10 About how much time does Sydney spend cleaning the stables? A.2 hours B.2 hours C.3 hours 14141414 34343434

32. 11 A.3.01C.3.1 B.3.06D.3.6 ? 5 15.3 5 1530 1 5 030 − 30 0 306 −..

33. 12 A.2,202C.19,952 B.10,552D.20,552 367 × 56 = ?

34. 13 Estimate the difference: 21,293 − 8,946. A.7,000C.9,000 B.8,000D.12,000

35. 14 Estimate the sum: 12 + 11. A.23C.24 B.23D.24 56565656 13131313 16161616 34343434

36. 15 A.C.1 B.D.1 + = ? 69696969 36363636 9 15 9 15 16161616 17 18 23232323

37. 16 A.C. B.D.1 + = ? 15151515 13131313 28282828 8 15 8 15 25252525 15151515

38. 17 A.1C.2 B.2D.3 3 sets of is ?. 23232323 23232323 13131313

39. 18 A.132 × 3C.(10 + 30) × 3 B.200 × 2D.400 − 10 300 + 90 + 6 = ?

40. 19 A.17.5 × 2C.2 × (5 + 5) B.5 2 D.2 ∙ 2 ∙ 2 ∙ 2 ∙ 2 25 = ?

41. 20 A.(20 × 7) + 63 B.100 × (60 + 3) C.(20 + 7) × (7 + 9) D.(20 × 7) × (7 × 9) 140 × 63 = ?

42. 21 How many flat surfaces are on the prism? A.4C.8 B.6D.10

43. 22 What equation shows the volume of the prism? A.5 cm × 2 cm × 3 cm = 30 cm 3 B.5 cm + 2 cm + 3 cm = 10 cm 3 C.(5 cm + 2 cm) × 3 cm = 25 cm 3 D.5 cm × (2 cm + 3 cm) = 16 cm 3 5 cm 2 cm 3 cm

44. megameter

45. megameter megameter one million

46. = 1 000 000 meters = 1000 kilometers 1 megameter

47. gigameter

48. gigameter gigameter one billion

49. = 1 000 000 000 meters = 1 000 000 kilometers 1 gigameter

50. terameter terameter one trillion

51. = 1 000 000 000 000 meters = 1 000 000 000 kilometers 1 terameter

52. The distance from the sun to Mercury is about 58 000 000 km or ________ megameters or ________ gigameters. 58 000 58

53. The distance from the earth to the moon is about 380 000 km. The Outer Space Travel Agency has offered a space flight to the moon. If each megameter of space travel would cost $1,515.00, how much would you have to pay to travel from the earth to the moon?

54. 380 megameters 380 000 ÷ 1000 =

55. $1,515 × 380 121 200 + 454 500 $575,700 414 11

56. The distance from the earth to the moon is about 380 000 km. The Outer Space Travel Agency has offered a space flight to the moon. If each megameter of space travel would cost $1,515.00, how much would you have to pay to travel from the earth to the moon? $575,700

57. Light travels at 299 792 km per second. How many meters does it travel per second?

58. 299 792 000 meters per second 299 792 × 1000 =

59. Light travels at 299 792 km per second. How many meters does it travel per second? 299 792 000 meters per second

60. How long would it take light to travel 1 gigameter? (Round to the nearest tenth.)

61. 0.299792 gigameters per second 299 792 ÷ 1 000 000 = 3.3 seconds 1 gigameter ÷ 0.299792 =

62. How long would it take light to travel 1 gigameter? (Round to the nearest tenth.) 3.3 seconds

63. Scientists measure the distance between the stars in light-years. A light-year is about 9 trillion kilometers. The nearest star to our sun is Proxima Centauri, which is about 4 light-years away. How many terameters is it from the sun to this star?

64. 9000 terameters 9 000 000 000 000 ÷ 1 000 000 000 = 36 000 terameters 9000 terameters × 4 =

65. Scientists measure the distance between the stars in light-years. A light-year is about 9 trillion kilometers. The nearest star to our sun is Proxima Centauri, which is about 4 light-years away. How many terameters is it from the sun to this star? 36 000 terameters