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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 8 · 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. 1.15² =
  2. 2.125² =
  3. 3.135² =
  4. 4.195² =
  5. 5.105² =
  6. 6.155² =
  7. 7.65² =
  8. 8.15² =
  9. 9.155² =
  10. 10.35² =
  11. 11.155² =
  12. 12.125² =
  13. 13.75² =
  14. 14.25² =
  15. 15.15² =
  16. 16.115² =
  17. 17.35² =
  18. 18.135² =
  19. 19.125² =
  20. 20.65² =
  21. 21.35² =
  22. 22.195² =
  23. 23.125² =
  24. 24.35² =
  25. 25.145² =
  26. 26.55² =
  27. 27.175² =
  28. 28.185² =
  29. 29.25² =
  30. 30.155² =
  31. 31.195² =
  32. 32.45² =
  33. 33.35² =
  34. 34.145² =
  35. 35.125² =
  36. 36.125² =
  37. 37.85² =
  38. 38.95² =
  39. 39.15² =
  40. 40.145² =

Answer key

  1. 225
  2. 15625
  3. 18225
  4. 38025
  5. 11025
  6. 24025
  7. 4225
  8. 225
  9. 24025
  10. 1225
  11. 24025
  12. 15625
  13. 5625
  14. 625
  15. 225
  16. 13225
  17. 1225
  18. 18225
  19. 15625
  20. 4225
  21. 1225
  22. 38025
  23. 15625
  24. 1225
  25. 21025
  26. 3025
  27. 30625
  28. 34225
  29. 625
  30. 24025
  31. 38025
  32. 2025
  33. 1225
  34. 21025
  35. 15625
  36. 15625
  37. 7225
  38. 9025
  39. 225
  40. 21025

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