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