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