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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 513 · 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. 1.25² =
  2. 2.145² =
  3. 3.55² =
  4. 4.115² =
  5. 5.115² =
  6. 6.155² =
  7. 7.195² =
  8. 8.115² =
  9. 9.175² =
  10. 10.25² =
  11. 11.145² =
  12. 12.65² =
  13. 13.145² =
  14. 14.115² =
  15. 15.75² =
  16. 16.15² =
  17. 17.175² =
  18. 18.115² =
  19. 19.65² =
  20. 20.25² =
  21. 21.105² =
  22. 22.25² =
  23. 23.195² =
  24. 24.25² =
  25. 25.155² =
  26. 26.65² =
  27. 27.135² =
  28. 28.65² =
  29. 29.135² =
  30. 30.115² =
  31. 31.105² =
  32. 32.135² =
  33. 33.15² =
  34. 34.105² =
  35. 35.135² =
  36. 36.125² =
  37. 37.175² =
  38. 38.25² =
  39. 39.195² =
  40. 40.85² =

Answer key

  1. 625
  2. 21025
  3. 3025
  4. 13225
  5. 13225
  6. 24025
  7. 38025
  8. 13225
  9. 30625
  10. 625
  11. 21025
  12. 4225
  13. 21025
  14. 13225
  15. 5625
  16. 225
  17. 30625
  18. 13225
  19. 4225
  20. 625
  21. 11025
  22. 625
  23. 38025
  24. 625
  25. 24025
  26. 4225
  27. 18225
  28. 4225
  29. 18225
  30. 13225
  31. 11025
  32. 18225
  33. 225
  34. 11025
  35. 18225
  36. 15625
  37. 30625
  38. 625
  39. 38025
  40. 7225

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