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