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