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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 108 · 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. 1.115² =
  2. 2.55² =
  3. 3.25² =
  4. 4.125² =
  5. 5.105² =
  6. 6.145² =
  7. 7.55² =
  8. 8.15² =
  9. 9.115² =
  10. 10.165² =
  11. 11.65² =
  12. 12.95² =
  13. 13.55² =
  14. 14.45² =
  15. 15.25² =
  16. 16.65² =
  17. 17.35² =
  18. 18.45² =
  19. 19.135² =
  20. 20.145² =
  21. 21.55² =
  22. 22.25² =
  23. 23.85² =
  24. 24.95² =
  25. 25.25² =
  26. 26.165² =
  27. 27.135² =
  28. 28.55² =
  29. 29.25² =
  30. 30.25² =
  31. 31.175² =
  32. 32.65² =
  33. 33.45² =
  34. 34.45² =
  35. 35.155² =
  36. 36.75² =
  37. 37.75² =
  38. 38.115² =
  39. 39.115² =
  40. 40.15² =

Answer key

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

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