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