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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 561 · 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. 1.85² =
  2. 2.185² =
  3. 3.95² =
  4. 4.55² =
  5. 5.115² =
  6. 6.185² =
  7. 7.165² =
  8. 8.35² =
  9. 9.185² =
  10. 10.15² =
  11. 11.45² =
  12. 12.195² =
  13. 13.195² =
  14. 14.105² =
  15. 15.55² =
  16. 16.175² =
  17. 17.165² =
  18. 18.115² =
  19. 19.105² =
  20. 20.145² =
  21. 21.195² =
  22. 22.75² =
  23. 23.55² =
  24. 24.135² =
  25. 25.75² =
  26. 26.15² =
  27. 27.145² =
  28. 28.155² =
  29. 29.15² =
  30. 30.45² =
  31. 31.195² =
  32. 32.75² =
  33. 33.105² =
  34. 34.65² =
  35. 35.65² =
  36. 36.55² =
  37. 37.195² =
  38. 38.145² =
  39. 39.135² =
  40. 40.165² =

Answer key

  1. 7225
  2. 34225
  3. 9025
  4. 3025
  5. 13225
  6. 34225
  7. 27225
  8. 1225
  9. 34225
  10. 225
  11. 2025
  12. 38025
  13. 38025
  14. 11025
  15. 3025
  16. 30625
  17. 27225
  18. 13225
  19. 11025
  20. 21025
  21. 38025
  22. 5625
  23. 3025
  24. 18225
  25. 5625
  26. 225
  27. 21025
  28. 24025
  29. 225
  30. 2025
  31. 38025
  32. 5625
  33. 11025
  34. 4225
  35. 4225
  36. 3025
  37. 38025
  38. 21025
  39. 18225
  40. 27225

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