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