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