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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 512 · 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. 2.105² =
  3. 3.45² =
  4. 4.15² =
  5. 5.55² =
  6. 6.15² =
  7. 7.15² =
  8. 8.45² =
  9. 9.95² =
  10. 10.115² =
  11. 11.35² =
  12. 12.25² =
  13. 13.115² =
  14. 14.85² =
  15. 15.75² =
  16. 16.95² =
  17. 17.65² =
  18. 18.15² =
  19. 19.115² =
  20. 20.105² =
  21. 21.195² =
  22. 22.35² =
  23. 23.125² =
  24. 24.145² =
  25. 25.45² =
  26. 26.65² =
  27. 27.125² =
  28. 28.65² =
  29. 29.155² =
  30. 30.165² =
  31. 31.65² =
  32. 32.155² =
  33. 33.25² =
  34. 34.65² =
  35. 35.55² =
  36. 36.135² =
  37. 37.125² =
  38. 38.115² =
  39. 39.45² =
  40. 40.85² =

Answer key

  1. 3025
  2. 11025
  3. 2025
  4. 225
  5. 3025
  6. 225
  7. 225
  8. 2025
  9. 9025
  10. 13225
  11. 1225
  12. 625
  13. 13225
  14. 7225
  15. 5625
  16. 9025
  17. 4225
  18. 225
  19. 13225
  20. 11025
  21. 38025
  22. 1225
  23. 15625
  24. 21025
  25. 2025
  26. 4225
  27. 15625
  28. 4225
  29. 24025
  30. 27225
  31. 4225
  32. 24025
  33. 625
  34. 4225
  35. 3025
  36. 18225
  37. 15625
  38. 13225
  39. 2025
  40. 7225

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