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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 719 · 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. 1.85² =
  2. 2.25² =
  3. 3.55² =
  4. 4.45² =
  5. 5.185² =
  6. 6.185² =
  7. 7.65² =
  8. 8.85² =
  9. 9.15² =
  10. 10.15² =
  11. 11.155² =
  12. 12.45² =
  13. 13.85² =
  14. 14.65² =
  15. 15.105² =
  16. 16.175² =
  17. 17.185² =
  18. 18.155² =
  19. 19.75² =
  20. 20.35² =
  21. 21.85² =
  22. 22.165² =
  23. 23.195² =
  24. 24.35² =
  25. 25.155² =
  26. 26.25² =
  27. 27.35² =
  28. 28.55² =
  29. 29.175² =
  30. 30.185² =
  31. 31.55² =
  32. 32.95² =
  33. 33.165² =
  34. 34.115² =
  35. 35.65² =
  36. 36.105² =
  37. 37.135² =
  38. 38.75² =
  39. 39.15² =
  40. 40.145² =

Answer key

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

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