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