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