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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 838 · 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. 1.155² =
  2. 2.155² =
  3. 3.85² =
  4. 4.145² =
  5. 5.15² =
  6. 6.95² =
  7. 7.175² =
  8. 8.155² =
  9. 9.55² =
  10. 10.55² =
  11. 11.75² =
  12. 12.105² =
  13. 13.95² =
  14. 14.105² =
  15. 15.55² =
  16. 16.105² =
  17. 17.135² =
  18. 18.65² =
  19. 19.135² =
  20. 20.135² =
  21. 21.15² =
  22. 22.115² =
  23. 23.95² =
  24. 24.65² =
  25. 25.105² =
  26. 26.175² =
  27. 27.185² =
  28. 28.75² =
  29. 29.105² =
  30. 30.45² =
  31. 31.165² =
  32. 32.85² =
  33. 33.35² =
  34. 34.105² =
  35. 35.65² =
  36. 36.155² =
  37. 37.105² =
  38. 38.15² =
  39. 39.85² =
  40. 40.75² =

Answer key

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

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