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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 256 · 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. 1.135² =
  2. 2.25² =
  3. 3.35² =
  4. 4.25² =
  5. 5.175² =
  6. 6.195² =
  7. 7.55² =
  8. 8.75² =
  9. 9.115² =
  10. 10.75² =
  11. 11.75² =
  12. 12.35² =
  13. 13.195² =
  14. 14.15² =
  15. 15.85² =
  16. 16.135² =
  17. 17.195² =
  18. 18.105² =
  19. 19.165² =
  20. 20.175² =
  21. 21.55² =
  22. 22.75² =
  23. 23.35² =
  24. 24.55² =
  25. 25.25² =
  26. 26.15² =
  27. 27.195² =
  28. 28.105² =
  29. 29.65² =
  30. 30.35² =
  31. 31.75² =
  32. 32.65² =
  33. 33.65² =
  34. 34.25² =
  35. 35.45² =
  36. 36.15² =
  37. 37.65² =
  38. 38.145² =
  39. 39.135² =
  40. 40.155² =

Answer key

  1. 18225
  2. 625
  3. 1225
  4. 625
  5. 30625
  6. 38025
  7. 3025
  8. 5625
  9. 13225
  10. 5625
  11. 5625
  12. 1225
  13. 38025
  14. 225
  15. 7225
  16. 18225
  17. 38025
  18. 11025
  19. 27225
  20. 30625
  21. 3025
  22. 5625
  23. 1225
  24. 3025
  25. 625
  26. 225
  27. 38025
  28. 11025
  29. 4225
  30. 1225
  31. 5625
  32. 4225
  33. 4225
  34. 625
  35. 2025
  36. 225
  37. 4225
  38. 21025
  39. 18225
  40. 24025

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