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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 409 · 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. 2.95² =
  3. 3.65² =
  4. 4.195² =
  5. 5.65² =
  6. 6.195² =
  7. 7.105² =
  8. 8.155² =
  9. 9.105² =
  10. 10.115² =
  11. 11.195² =
  12. 12.195² =
  13. 13.25² =
  14. 14.185² =
  15. 15.105² =
  16. 16.25² =
  17. 17.95² =
  18. 18.195² =
  19. 19.135² =
  20. 20.145² =
  21. 21.135² =
  22. 22.15² =
  23. 23.65² =
  24. 24.35² =
  25. 25.45² =
  26. 26.55² =
  27. 27.65² =
  28. 28.85² =
  29. 29.125² =
  30. 30.35² =
  31. 31.45² =
  32. 32.85² =
  33. 33.55² =
  34. 34.115² =
  35. 35.25² =
  36. 36.105² =
  37. 37.15² =
  38. 38.85² =
  39. 39.35² =
  40. 40.185² =

Answer key

  1. 4225
  2. 9025
  3. 4225
  4. 38025
  5. 4225
  6. 38025
  7. 11025
  8. 24025
  9. 11025
  10. 13225
  11. 38025
  12. 38025
  13. 625
  14. 34225
  15. 11025
  16. 625
  17. 9025
  18. 38025
  19. 18225
  20. 21025
  21. 18225
  22. 225
  23. 4225
  24. 1225
  25. 2025
  26. 3025
  27. 4225
  28. 7225
  29. 15625
  30. 1225
  31. 2025
  32. 7225
  33. 3025
  34. 13225
  35. 625
  36. 11025
  37. 225
  38. 7225
  39. 1225
  40. 34225

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