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