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