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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 478 · 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. 2.195² =
  3. 3.55² =
  4. 4.85² =
  5. 5.55² =
  6. 6.35² =
  7. 7.45² =
  8. 8.45² =
  9. 9.75² =
  10. 10.35² =
  11. 11.195² =
  12. 12.85² =
  13. 13.115² =
  14. 14.125² =
  15. 15.85² =
  16. 16.105² =
  17. 17.25² =
  18. 18.15² =
  19. 19.95² =
  20. 20.145² =
  21. 21.25² =
  22. 22.55² =
  23. 23.85² =
  24. 24.45² =
  25. 25.15² =
  26. 26.145² =
  27. 27.195² =
  28. 28.55² =
  29. 29.15² =
  30. 30.75² =
  31. 31.15² =
  32. 32.25² =
  33. 33.185² =
  34. 34.65² =
  35. 35.145² =
  36. 36.85² =
  37. 37.35² =
  38. 38.115² =
  39. 39.95² =
  40. 40.55² =

Answer key

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

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