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