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