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