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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 854 · 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. 1.175² =
  2. 2.125² =
  3. 3.85² =
  4. 4.25² =
  5. 5.105² =
  6. 6.75² =
  7. 7.55² =
  8. 8.75² =
  9. 9.75² =
  10. 10.55² =
  11. 11.15² =
  12. 12.85² =
  13. 13.25² =
  14. 14.185² =
  15. 15.185² =
  16. 16.95² =
  17. 17.165² =
  18. 18.105² =
  19. 19.25² =
  20. 20.105² =
  21. 21.125² =
  22. 22.15² =
  23. 23.135² =
  24. 24.75² =
  25. 25.165² =
  26. 26.65² =
  27. 27.15² =
  28. 28.15² =
  29. 29.45² =
  30. 30.155² =
  31. 31.95² =
  32. 32.25² =
  33. 33.15² =
  34. 34.135² =
  35. 35.25² =
  36. 36.95² =
  37. 37.145² =
  38. 38.65² =
  39. 39.75² =
  40. 40.195² =

Answer key

  1. 30625
  2. 15625
  3. 7225
  4. 625
  5. 11025
  6. 5625
  7. 3025
  8. 5625
  9. 5625
  10. 3025
  11. 225
  12. 7225
  13. 625
  14. 34225
  15. 34225
  16. 9025
  17. 27225
  18. 11025
  19. 625
  20. 11025
  21. 15625
  22. 225
  23. 18225
  24. 5625
  25. 27225
  26. 4225
  27. 225
  28. 225
  29. 2025
  30. 24025
  31. 9025
  32. 625
  33. 225
  34. 18225
  35. 625
  36. 9025
  37. 21025
  38. 4225
  39. 5625
  40. 38025

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