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