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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 684 · 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. 2.195² =
  3. 3.15² =
  4. 4.185² =
  5. 5.15² =
  6. 6.75² =
  7. 7.175² =
  8. 8.115² =
  9. 9.155² =
  10. 10.15² =
  11. 11.45² =
  12. 12.105² =
  13. 13.155² =
  14. 14.65² =
  15. 15.45² =
  16. 16.145² =
  17. 17.165² =
  18. 18.55² =
  19. 19.115² =
  20. 20.105² =
  21. 21.125² =
  22. 22.145² =
  23. 23.195² =
  24. 24.25² =
  25. 25.85² =
  26. 26.195² =
  27. 27.45² =
  28. 28.55² =
  29. 29.15² =
  30. 30.95² =
  31. 31.125² =
  32. 32.85² =
  33. 33.85² =
  34. 34.125² =
  35. 35.35² =
  36. 36.45² =
  37. 37.105² =
  38. 38.55² =
  39. 39.65² =
  40. 40.115² =

Answer key

  1. 3025
  2. 38025
  3. 225
  4. 34225
  5. 225
  6. 5625
  7. 30625
  8. 13225
  9. 24025
  10. 225
  11. 2025
  12. 11025
  13. 24025
  14. 4225
  15. 2025
  16. 21025
  17. 27225
  18. 3025
  19. 13225
  20. 11025
  21. 15625
  22. 21025
  23. 38025
  24. 625
  25. 7225
  26. 38025
  27. 2025
  28. 3025
  29. 225
  30. 9025
  31. 15625
  32. 7225
  33. 7225
  34. 15625
  35. 1225
  36. 2025
  37. 11025
  38. 3025
  39. 4225
  40. 13225

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