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