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