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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 850 · 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. 2.115² =
  3. 3.195² =
  4. 4.65² =
  5. 5.155² =
  6. 6.175² =
  7. 7.155² =
  8. 8.75² =
  9. 9.45² =
  10. 10.75² =
  11. 11.135² =
  12. 12.95² =
  13. 13.125² =
  14. 14.155² =
  15. 15.185² =
  16. 16.185² =
  17. 17.45² =
  18. 18.55² =
  19. 19.125² =
  20. 20.65² =
  21. 21.105² =
  22. 22.15² =
  23. 23.25² =
  24. 24.85² =
  25. 25.45² =
  26. 26.15² =
  27. 27.115² =
  28. 28.15² =
  29. 29.45² =
  30. 30.185² =
  31. 31.15² =
  32. 32.75² =
  33. 33.95² =
  34. 34.135² =
  35. 35.65² =
  36. 36.35² =
  37. 37.115² =
  38. 38.35² =
  39. 39.95² =
  40. 40.145² =

Answer key

  1. 3025
  2. 13225
  3. 38025
  4. 4225
  5. 24025
  6. 30625
  7. 24025
  8. 5625
  9. 2025
  10. 5625
  11. 18225
  12. 9025
  13. 15625
  14. 24025
  15. 34225
  16. 34225
  17. 2025
  18. 3025
  19. 15625
  20. 4225
  21. 11025
  22. 225
  23. 625
  24. 7225
  25. 2025
  26. 225
  27. 13225
  28. 225
  29. 2025
  30. 34225
  31. 225
  32. 5625
  33. 9025
  34. 18225
  35. 4225
  36. 1225
  37. 13225
  38. 1225
  39. 9025
  40. 21025

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