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