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