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Number Sense Test Review

Number Sense Test Review. Find the prime factorization!. 80. And the answer is…. Find the GCF of 20 and 24. Find the GCF of 25 , 125, and 200. Can you do it without using the listing method at all? Look at the relationships between the numbers…. Find the GCF!. 30 53 .

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Number Sense Test Review

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  1. Number Sense Test Review

  2. Find the prime factorization! 80

  3. And the answer is….

  4. Find the GCF of 20 and 24

  5. Find the GCF of25 , 125, and 200 Can you do it without using the listing method at all? Look at the relationships between the numbers…

  6. Find the GCF! 30 53

  7. Relatively PrimeGCF = 1

  8. Find the GCf of 9, 36, 60

  9. 3

  10. Find the LCM of 18 and 30

  11. 90

  12. Find the LCM! 18, 20, 24

  13. LCM = 360

  14. Find the LCM 9 and 16

  15. Relatively PrimeLCM = 144

  16. Find the GCF and LCM of 12 and 20

  17. GCF = 4 LCM = 60

  18. Find the GCF and LCM of 9, 12, and 25

  19. ** GCF = 1 ** LCM = 900

  20. GCF or LCM ? You decide. Two bikers are riding a circular path. The first rider completes a round in 12 minutes. The second rider completes a round in 18 minutes. If they both started at the same place and time and go in the same direction, after how many minutes will they meet again at the starting point?

  21. LCM

  22. GCF or LCM ? You decide. Z100 gave away a Z $100 bill for every 100th caller. Every 30th caller received free concert tickets. How many callers must get through before one of them receives both a coupon and a concert ticket?

  23. LCM LCM

  24. GCF or LCM ? You decide. Mrs. Evans has 120 crayons and 30 pieces of paper to give to her students. What is the largest number of students she can have in her class so that each student gets an equal number of crayons and equal amount of paper?

  25. ag GCF

  26. Powers of 10

  27. .001 • 35.062

  28. 0.035062

  29. 80.5 • 1000

  30. 80,500

  31. 65.12 ÷ 103

  32. .06512

  33. 70,825 ÷ 10-4

  34. 708,250,000

  35. 99.995 • 10-4

  36. .0099995

  37. 250.32 • 104

  38. 2,503,200

  39. 320 ÷ 10,000

  40. Did you drop the zero? .032

  41. 1.04 ÷ 0.1

  42. 10.4

  43. GOOD LUCK

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