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