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