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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 832 · 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. 1.65² =
  2. 2.55² =
  3. 3.165² =
  4. 4.125² =
  5. 5.25² =
  6. 6.135² =
  7. 7.65² =
  8. 8.165² =
  9. 9.75² =
  10. 10.45² =
  11. 11.195² =
  12. 12.75² =
  13. 13.55² =
  14. 14.35² =
  15. 15.45² =
  16. 16.65² =
  17. 17.25² =
  18. 18.195² =
  19. 19.95² =
  20. 20.85² =
  21. 21.75² =
  22. 22.115² =
  23. 23.15² =
  24. 24.25² =
  25. 25.65² =
  26. 26.145² =
  27. 27.45² =
  28. 28.85² =
  29. 29.15² =
  30. 30.45² =
  31. 31.55² =
  32. 32.155² =
  33. 33.85² =
  34. 34.105² =
  35. 35.175² =
  36. 36.165² =
  37. 37.145² =
  38. 38.195² =
  39. 39.125² =
  40. 40.105² =

Answer key

  1. 4225
  2. 3025
  3. 27225
  4. 15625
  5. 625
  6. 18225
  7. 4225
  8. 27225
  9. 5625
  10. 2025
  11. 38025
  12. 5625
  13. 3025
  14. 1225
  15. 2025
  16. 4225
  17. 625
  18. 38025
  19. 9025
  20. 7225
  21. 5625
  22. 13225
  23. 225
  24. 625
  25. 4225
  26. 21025
  27. 2025
  28. 7225
  29. 225
  30. 2025
  31. 3025
  32. 24025
  33. 7225
  34. 11025
  35. 30625
  36. 27225
  37. 21025
  38. 38025
  39. 15625
  40. 11025

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