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Prime & Composite Arbeitsblatt

Empfohlen für 4. Klasse — 6. Klasse

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Prime & Composite Arbeitsblatt

Name: ____________________Datum: ____________

Anweisungen: Primzahlen und zusammengesetzte Zahlen identifizieren und Primfaktorzerlegungen schreiben.

20 Probleme

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