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