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