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