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