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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 368 · 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. 1.65² =
  2. 2.55² =
  3. 3.95² =
  4. 4.125² =
  5. 5.145² =
  6. 6.145² =
  7. 7.175² =
  8. 8.175² =
  9. 9.15² =
  10. 10.65² =
  11. 11.165² =
  12. 12.135² =
  13. 13.35² =
  14. 14.45² =
  15. 15.55² =
  16. 16.75² =
  17. 17.145² =
  18. 18.45² =
  19. 19.195² =
  20. 20.95² =
  21. 21.105² =
  22. 22.115² =
  23. 23.175² =
  24. 24.185² =
  25. 25.85² =
  26. 26.105² =
  27. 27.105² =
  28. 28.45² =
  29. 29.95² =
  30. 30.105² =
  31. 31.35² =
  32. 32.135² =
  33. 33.25² =
  34. 34.35² =
  35. 35.105² =
  36. 36.15² =
  37. 37.95² =
  38. 38.25² =
  39. 39.135² =
  40. 40.155² =

Answer key

  1. 4225
  2. 3025
  3. 9025
  4. 15625
  5. 21025
  6. 21025
  7. 30625
  8. 30625
  9. 225
  10. 4225
  11. 27225
  12. 18225
  13. 1225
  14. 2025
  15. 3025
  16. 5625
  17. 21025
  18. 2025
  19. 38025
  20. 9025
  21. 11025
  22. 13225
  23. 30625
  24. 34225
  25. 7225
  26. 11025
  27. 11025
  28. 2025
  29. 9025
  30. 11025
  31. 1225
  32. 18225
  33. 625
  34. 1225
  35. 11025
  36. 225
  37. 9025
  38. 625
  39. 18225
  40. 24025

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