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