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