Primo e composito Worksheet

Recommended for 4° grado — 6° grado

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Primo e composito Worksheet

Nome: ____________________Date: ____________

Instructions: Identificazione dei numeri primi e compositi e scrittura delle fattorizzazioni prime.

20 problems

  1. Prime numbers in {9, 25, 13, 29, 17, 21} → ______
  2. Prime numbers in {3, 25, 19, 13, 29, 11} → ______
  3. Prime numbers in {27, 12, 25, 2, 29, 7} → ______
  4. Prime numbers in {3, 27, 17, 7, 29, 8} → ______
  5. Prime numbers in {11, 3, 25, 9, 5, 17} → ______
  6. Prime numbers in {8, 29, 12, 2, 17, 11} → ______
  7. Prime numbers in {19, 2, 5, 23, 27, 21} → ______
  8. Prime numbers in {21, 23, 7, 11, 9, 5} → ______
  9. Prime numbers in {17, 25, 11, 19, 23, 9} → ______
  10. Prime numbers in {5, 17, 21, 29, 15, 25} → ______
  11. Prime numbers in {8, 15, 27, 23, 17, 12} → ______
  12. Prime numbers in {2, 7, 11, 29, 5, 21} → ______
  13. Prime numbers in {23, 15, 11, 7, 12, 21} → ______
  14. Prime numbers in {19, 12, 15, 17, 7, 3} → ______
  15. Prime numbers in {23, 15, 5, 25, 7, 17} → ______
  16. Prime numbers in {5, 13, 23, 7, 17, 27} → ______
  17. Prime numbers in {3, 7, 27, 9, 23, 5} → ______
  18. Prime numbers in {2, 7, 23, 13, 17, 5} → ______
  19. Prime numbers in {25, 21, 12, 5, 23, 29} → ______
  20. Prime numbers in {23, 27, 7, 2, 12, 19} → ______
Primo e composito Worksheet — Free Printable with Answer Key | WaffleMath