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