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