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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 298 · 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. 1.55² =
  2. 2.45² =
  3. 3.25² =
  4. 4.75² =
  5. 5.145² =
  6. 6.155² =
  7. 7.165² =
  8. 8.65² =
  9. 9.75² =
  10. 10.15² =
  11. 11.165² =
  12. 12.165² =
  13. 13.105² =
  14. 14.175² =
  15. 15.125² =
  16. 16.85² =
  17. 17.45² =
  18. 18.95² =
  19. 19.145² =
  20. 20.75² =
  21. 21.95² =
  22. 22.175² =
  23. 23.25² =
  24. 24.195² =
  25. 25.105² =
  26. 26.65² =
  27. 27.165² =
  28. 28.135² =
  29. 29.165² =
  30. 30.25² =
  31. 31.145² =
  32. 32.185² =
  33. 33.65² =
  34. 34.175² =
  35. 35.105² =
  36. 36.25² =
  37. 37.25² =
  38. 38.145² =
  39. 39.185² =
  40. 40.15² =

Answer key

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

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