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