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