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