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