Prime et composite Feuille de travail

Recommandé pour 4e année — 6e année

Nouvelle feuille de travail

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