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