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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 185 · 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. 1.145² =
  2. 2.125² =
  3. 3.155² =
  4. 4.95² =
  5. 5.125² =
  6. 6.175² =
  7. 7.35² =
  8. 8.35² =
  9. 9.75² =
  10. 10.15² =
  11. 11.25² =
  12. 12.125² =
  13. 13.55² =
  14. 14.155² =
  15. 15.195² =
  16. 16.95² =
  17. 17.25² =
  18. 18.135² =
  19. 19.185² =
  20. 20.105² =
  21. 21.85² =
  22. 22.75² =
  23. 23.155² =
  24. 24.15² =
  25. 25.125² =
  26. 26.65² =
  27. 27.175² =
  28. 28.125² =
  29. 29.175² =
  30. 30.155² =
  31. 31.85² =
  32. 32.15² =
  33. 33.45² =
  34. 34.75² =
  35. 35.155² =
  36. 36.185² =
  37. 37.25² =
  38. 38.15² =
  39. 39.75² =
  40. 40.55² =

Answer key

  1. 21025
  2. 15625
  3. 24025
  4. 9025
  5. 15625
  6. 30625
  7. 1225
  8. 1225
  9. 5625
  10. 225
  11. 625
  12. 15625
  13. 3025
  14. 24025
  15. 38025
  16. 9025
  17. 625
  18. 18225
  19. 34225
  20. 11025
  21. 7225
  22. 5625
  23. 24025
  24. 225
  25. 15625
  26. 4225
  27. 30625
  28. 15625
  29. 30625
  30. 24025
  31. 7225
  32. 225
  33. 2025
  34. 5625
  35. 24025
  36. 34225
  37. 625
  38. 225
  39. 5625
  40. 3025

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