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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 36 · 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. 2.145² =
  3. 3.95² =
  4. 4.35² =
  5. 5.145² =
  6. 6.95² =
  7. 7.135² =
  8. 8.135² =
  9. 9.175² =
  10. 10.145² =
  11. 11.195² =
  12. 12.15² =
  13. 13.85² =
  14. 14.175² =
  15. 15.55² =
  16. 16.115² =
  17. 17.135² =
  18. 18.55² =
  19. 19.65² =
  20. 20.75² =
  21. 21.75² =
  22. 22.145² =
  23. 23.25² =
  24. 24.65² =
  25. 25.85² =
  26. 26.135² =
  27. 27.195² =
  28. 28.55² =
  29. 29.75² =
  30. 30.55² =
  31. 31.55² =
  32. 32.45² =
  33. 33.95² =
  34. 34.85² =
  35. 35.95² =
  36. 36.175² =
  37. 37.155² =
  38. 38.45² =
  39. 39.15² =
  40. 40.135² =

Answer key

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

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