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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 291 · 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. 1.55² =
  2. 2.25² =
  3. 3.125² =
  4. 4.65² =
  5. 5.85² =
  6. 6.115² =
  7. 7.75² =
  8. 8.125² =
  9. 9.135² =
  10. 10.35² =
  11. 11.135² =
  12. 12.55² =
  13. 13.15² =
  14. 14.105² =
  15. 15.95² =
  16. 16.45² =
  17. 17.15² =
  18. 18.25² =
  19. 19.105² =
  20. 20.175² =
  21. 21.105² =
  22. 22.145² =
  23. 23.45² =
  24. 24.175² =
  25. 25.135² =
  26. 26.145² =
  27. 27.25² =
  28. 28.85² =
  29. 29.115² =
  30. 30.145² =
  31. 31.185² =
  32. 32.195² =
  33. 33.95² =
  34. 34.175² =
  35. 35.85² =
  36. 36.75² =
  37. 37.65² =
  38. 38.65² =
  39. 39.145² =
  40. 40.145² =

Answer key

  1. 3025
  2. 625
  3. 15625
  4. 4225
  5. 7225
  6. 13225
  7. 5625
  8. 15625
  9. 18225
  10. 1225
  11. 18225
  12. 3025
  13. 225
  14. 11025
  15. 9025
  16. 2025
  17. 225
  18. 625
  19. 11025
  20. 30625
  21. 11025
  22. 21025
  23. 2025
  24. 30625
  25. 18225
  26. 21025
  27. 625
  28. 7225
  29. 13225
  30. 21025
  31. 34225
  32. 38025
  33. 9025
  34. 30625
  35. 7225
  36. 5625
  37. 4225
  38. 4225
  39. 21025
  40. 21025

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