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