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