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