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