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