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Prime et composite Feuille de travail

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Prime et composite Feuille de travail

Nom: ____________________Date: ____________

Instructions: Identifier les nombres premiers et composés et rédiger des factorisations premières.

20 problèmes

  1. Prime numbers in {9, 5, 25, 2, 27, 19} → ______
  2. Prime numbers in {12, 17, 25, 29, 19, 13} → ______
  3. Prime numbers in {3, 13, 17, 12, 2, 9} → ______
  4. Prime numbers in {5, 27, 7, 21, 25, 19} → ______
  5. Prime numbers in {5, 13, 19, 17, 11, 27} → ______
  6. Prime numbers in {2, 11, 27, 5, 15, 12} → ______
  7. Prime numbers in {9, 7, 8, 29, 15, 23} → ______
  8. Prime numbers in {25, 17, 2, 3, 15, 27} → ______
  9. Prime numbers in {13, 3, 19, 27, 2, 25} → ______
  10. Prime numbers in {17, 11, 9, 5, 27, 7} → ______
  11. Prime numbers in {17, 15, 13, 2, 11, 5} → ______
  12. Prime numbers in {5, 29, 12, 27, 25, 3} → ______
  13. Prime numbers in {11, 9, 29, 17, 25, 7} → ______
  14. Prime numbers in {27, 25, 29, 2, 19, 17} → ______
  15. Prime numbers in {9, 15, 27, 23, 17, 3} → ______
  16. Prime numbers in {25, 15, 9, 29, 19, 23} → ______
  17. Prime numbers in {2, 25, 27, 17, 21, 29} → ______
  18. Prime numbers in {19, 8, 17, 5, 9, 3} → ______
  19. Prime numbers in {25, 3, 17, 8, 2, 23} → ______
  20. Prime numbers in {3, 19, 21, 5, 7, 2} → ______
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