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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 220 · 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. 2.85² =
  3. 3.115² =
  4. 4.155² =
  5. 5.145² =
  6. 6.55² =
  7. 7.125² =
  8. 8.125² =
  9. 9.65² =
  10. 10.85² =
  11. 11.105² =
  12. 12.65² =
  13. 13.125² =
  14. 14.35² =
  15. 15.75² =
  16. 16.65² =
  17. 17.95² =
  18. 18.25² =
  19. 19.75² =
  20. 20.95² =
  21. 21.15² =
  22. 22.15² =
  23. 23.105² =
  24. 24.185² =
  25. 25.165² =
  26. 26.185² =
  27. 27.175² =
  28. 28.25² =
  29. 29.25² =
  30. 30.105² =
  31. 31.155² =
  32. 32.25² =
  33. 33.155² =
  34. 34.45² =
  35. 35.85² =
  36. 36.105² =
  37. 37.55² =
  38. 38.75² =
  39. 39.25² =
  40. 40.115² =

Answer key

  1. 4225
  2. 7225
  3. 13225
  4. 24025
  5. 21025
  6. 3025
  7. 15625
  8. 15625
  9. 4225
  10. 7225
  11. 11025
  12. 4225
  13. 15625
  14. 1225
  15. 5625
  16. 4225
  17. 9025
  18. 625
  19. 5625
  20. 9025
  21. 225
  22. 225
  23. 11025
  24. 34225
  25. 27225
  26. 34225
  27. 30625
  28. 625
  29. 625
  30. 11025
  31. 24025
  32. 625
  33. 24025
  34. 2025
  35. 7225
  36. 11025
  37. 3025
  38. 5625
  39. 625
  40. 13225

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