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