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