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