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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 440 · 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. 2.145² =
  3. 3.45² =
  4. 4.145² =
  5. 5.75² =
  6. 6.195² =
  7. 7.135² =
  8. 8.135² =
  9. 9.35² =
  10. 10.65² =
  11. 11.85² =
  12. 12.165² =
  13. 13.85² =
  14. 14.155² =
  15. 15.55² =
  16. 16.135² =
  17. 17.25² =
  18. 18.175² =
  19. 19.45² =
  20. 20.105² =
  21. 21.145² =
  22. 22.35² =
  23. 23.55² =
  24. 24.145² =
  25. 25.145² =
  26. 26.165² =
  27. 27.15² =
  28. 28.65² =
  29. 29.45² =
  30. 30.15² =
  31. 31.115² =
  32. 32.145² =
  33. 33.105² =
  34. 34.25² =
  35. 35.65² =
  36. 36.125² =
  37. 37.85² =
  38. 38.65² =
  39. 39.35² =
  40. 40.45² =

Answer key

  1. 3025
  2. 21025
  3. 2025
  4. 21025
  5. 5625
  6. 38025
  7. 18225
  8. 18225
  9. 1225
  10. 4225
  11. 7225
  12. 27225
  13. 7225
  14. 24025
  15. 3025
  16. 18225
  17. 625
  18. 30625
  19. 2025
  20. 11025
  21. 21025
  22. 1225
  23. 3025
  24. 21025
  25. 21025
  26. 27225
  27. 225
  28. 4225
  29. 2025
  30. 225
  31. 13225
  32. 21025
  33. 11025
  34. 625
  35. 4225
  36. 15625
  37. 7225
  38. 4225
  39. 1225
  40. 2025

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