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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 997 · 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. 1.25² =
  2. 2.65² =
  3. 3.45² =
  4. 4.15² =
  5. 5.175² =
  6. 6.145² =
  7. 7.55² =
  8. 8.185² =
  9. 9.125² =
  10. 10.55² =
  11. 11.15² =
  12. 12.155² =
  13. 13.15² =
  14. 14.55² =
  15. 15.85² =
  16. 16.195² =
  17. 17.155² =
  18. 18.105² =
  19. 19.15² =
  20. 20.55² =
  21. 21.45² =
  22. 22.175² =
  23. 23.195² =
  24. 24.95² =
  25. 25.195² =
  26. 26.55² =
  27. 27.185² =
  28. 28.45² =
  29. 29.65² =
  30. 30.155² =
  31. 31.75² =
  32. 32.55² =
  33. 33.115² =
  34. 34.25² =
  35. 35.75² =
  36. 36.195² =
  37. 37.45² =
  38. 38.95² =
  39. 39.135² =
  40. 40.15² =

Answer key

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

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