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