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