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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 227 · 40 sums
TalentJR

The trick (Ekadhikena Purvena): Take the part before the 5 — call it t. Multiply t by the next number: t × (t + 1). Write 25 after it.

NameDateTime takenScore ___ / 40
  1. 1.125² =
  2. 2.15² =
  3. 3.105² =
  4. 4.65² =
  5. 5.85² =
  6. 6.145² =
  7. 7.35² =
  8. 8.115² =
  9. 9.115² =
  10. 10.155² =
  11. 11.45² =
  12. 12.45² =
  13. 13.35² =
  14. 14.95² =
  15. 15.105² =
  16. 16.115² =
  17. 17.125² =
  18. 18.105² =
  19. 19.105² =
  20. 20.185² =
  21. 21.65² =
  22. 22.45² =
  23. 23.155² =
  24. 24.25² =
  25. 25.15² =
  26. 26.45² =
  27. 27.65² =
  28. 28.125² =
  29. 29.155² =
  30. 30.125² =
  31. 31.65² =
  32. 32.35² =
  33. 33.175² =
  34. 34.55² =
  35. 35.85² =
  36. 36.65² =
  37. 37.175² =
  38. 38.135² =
  39. 39.25² =
  40. 40.95² =

Answer key

  1. 15625
  2. 225
  3. 11025
  4. 4225
  5. 7225
  6. 21025
  7. 1225
  8. 13225
  9. 13225
  10. 24025
  11. 2025
  12. 2025
  13. 1225
  14. 9025
  15. 11025
  16. 13225
  17. 15625
  18. 11025
  19. 11025
  20. 34225
  21. 4225
  22. 2025
  23. 24025
  24. 625
  25. 225
  26. 2025
  27. 4225
  28. 15625
  29. 24025
  30. 15625
  31. 4225
  32. 1225
  33. 30625
  34. 3025
  35. 7225
  36. 4225
  37. 30625
  38. 18225
  39. 625
  40. 9025

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