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5 Minute Check

5 Minute Check. Find the prime factorization for each number. 128 92 242 256. Friday, August 30. Review. Review. 76 Is this number divisible by 2,3,4,5,6,9,10?. Review. 76 Is this number divisible by 2,3,4,5,6,9,10? 76 is divisible by 2 and 4. Review. 453

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5 Minute Check

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  1. 5 Minute Check Find the prime factorization for each number. • 128 • 92 • 242 • 256

  2. Friday, August 30 Review

  3. Review 76 Is this number divisible by 2,3,4,5,6,9,10?

  4. Review 76 Is this number divisible by 2,3,4,5,6,9,10? 76 is divisible by 2 and 4.

  5. Review 453 Is this number divisible by 2,3,4,5,6,9,10?

  6. Review 453 Is this number divisible by 2,3,4,5,6,9,10? 453 is divisible by 3.

  7. Review 64800 Is this number divisible by 2,3,4,5,6,9,10?

  8. Review 64800 Is this number divisible by 2,3,4,5,6,9,10? 453 is divisible by 2, 3, 4, 5, 6, 9 and 10.

  9. Review If a number only has two factors, one and itself, it is called what?

  10. Review If a number only has two factors, one and itself, it is called what? A prime number

  11. Review If a number has more than two factors it is called what?

  12. Review If a number has more than two factors it is called what? A composite number

  13. Review Is 34 a prime or composite number?

  14. Review Is 34 a prime or composite number? Composite number. Remember - all even numbers, except for 2, are composite.

  15. Review Is 51 a prime or composite number?

  16. Review Is 51 a prime or composite number? Composite number. 5 + 1 = 6 It is divisible by 3

  17. Review Is 65 a prime or composite number?

  18. Review Is 65 a prime or composite number? Composite number. Since the last digit is a 5, it is divisible by 5.

  19. Review Is 53 a prime or composite number?

  20. Review Is 53 a prime or composite number? Prime number.

  21. Review Is 88 a prime or composite number?

  22. Review Is 88 a prime or composite number? Composite Number

  23. Review List all factors for 26.

  24. Review List all factors for 26. 26: 1, 2, 13, 26

  25. Review List all factors for 25.

  26. Review List all factors for 25. 25: 1, 5, 25

  27. Review List all factors for 32.

  28. Review List all factors for 32. 32: 1, 2, 4, 8, 16, 32

  29. Review Create a factor tree for 26.

  30. Review Create a factor tree for 26. 26 / \ 2 X 13

  31. Review Create a factor tree for 25.

  32. Review Create a factor tree for 25. 25 / \ 5 X 5

  33. Review Create a factor tree for 24.

  34. Review Create a factor tree for 24. 24 / \ 2 X 12 I / \ 2 X 2 X 6 I I / \ 2 X 2 X 2 X 3

  35. Review Create a factor tree for 66.

  36. Review Create a factor tree for 66. 66 / \ 2 X 33 I / \ 2 X 3 X 11

  37. Review Create a factor tree for 42.

  38. Review Create a factor tree for 42. 42 / \ 2 X 21 I / \ 2 X 3 X 7

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