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