WaffleMath LogoWaffleMath
K12345678HSParcourir les normesParcourir les feuilles de calculRessources pour les enseignants

Prime et composite Feuille de travail

Recommandé pour 4e année — 6e année

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