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