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