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