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