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Prime & Composiet Werkblad

Aanbevolen voor 4e leerjaar — 6e leerjaar

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Prime & Composiet Werkblad

Naam: ____________________Datum: ____________

Instructies: Priemgetallen en samengestelde getallen identificeren en priemfactorisaties schrijven.

20 problemen

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