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