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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 815 · 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. 1.15² =
  2. 2.75² =
  3. 3.75² =
  4. 4.75² =
  5. 5.85² =
  6. 6.175² =
  7. 7.65² =
  8. 8.85² =
  9. 9.135² =
  10. 10.135² =
  11. 11.55² =
  12. 12.105² =
  13. 13.85² =
  14. 14.45² =
  15. 15.115² =
  16. 16.45² =
  17. 17.65² =
  18. 18.105² =
  19. 19.95² =
  20. 20.15² =
  21. 21.55² =
  22. 22.65² =
  23. 23.65² =
  24. 24.185² =
  25. 25.15² =
  26. 26.15² =
  27. 27.145² =
  28. 28.165² =
  29. 29.175² =
  30. 30.35² =
  31. 31.155² =
  32. 32.185² =
  33. 33.15² =
  34. 34.35² =
  35. 35.95² =
  36. 36.65² =
  37. 37.55² =
  38. 38.15² =
  39. 39.105² =
  40. 40.95² =

Answer key

  1. 225
  2. 5625
  3. 5625
  4. 5625
  5. 7225
  6. 30625
  7. 4225
  8. 7225
  9. 18225
  10. 18225
  11. 3025
  12. 11025
  13. 7225
  14. 2025
  15. 13225
  16. 2025
  17. 4225
  18. 11025
  19. 9025
  20. 225
  21. 3025
  22. 4225
  23. 4225
  24. 34225
  25. 225
  26. 225
  27. 21025
  28. 27225
  29. 30625
  30. 1225
  31. 24025
  32. 34225
  33. 225
  34. 1225
  35. 9025
  36. 4225
  37. 3025
  38. 225
  39. 11025
  40. 9025

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