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