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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 597 · 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. 3.25² =
  4. 4.105² =
  5. 5.145² =
  6. 6.155² =
  7. 7.45² =
  8. 8.65² =
  9. 9.15² =
  10. 10.155² =
  11. 11.95² =
  12. 12.65² =
  13. 13.95² =
  14. 14.195² =
  15. 15.75² =
  16. 16.125² =
  17. 17.125² =
  18. 18.85² =
  19. 19.65² =
  20. 20.85² =
  21. 21.75² =
  22. 22.35² =
  23. 23.95² =
  24. 24.165² =
  25. 25.175² =
  26. 26.15² =
  27. 27.55² =
  28. 28.85² =
  29. 29.65² =
  30. 30.35² =
  31. 31.35² =
  32. 32.105² =
  33. 33.75² =
  34. 34.35² =
  35. 35.135² =
  36. 36.155² =
  37. 37.175² =
  38. 38.45² =
  39. 39.65² =
  40. 40.25² =

Answer key

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

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