WaffleMath LogoWaffleMath
K12345678HSBrowse standardsBrowse worksheetsTeacher resources

Primo e composito Worksheet

Recommended for 4° grado — 6° grado

Altri giochi Primo e compositoAll Worksheets
New Worksheet

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