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