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