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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 829 · 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. 1.145² =
  2. 2.65² =
  3. 3.25² =
  4. 4.175² =
  5. 5.135² =
  6. 6.85² =
  7. 7.95² =
  8. 8.15² =
  9. 9.155² =
  10. 10.125² =
  11. 11.65² =
  12. 12.185² =
  13. 13.195² =
  14. 14.105² =
  15. 15.25² =
  16. 16.25² =
  17. 17.155² =
  18. 18.145² =
  19. 19.85² =
  20. 20.185² =
  21. 21.65² =
  22. 22.195² =
  23. 23.45² =
  24. 24.65² =
  25. 25.145² =
  26. 26.45² =
  27. 27.185² =
  28. 28.35² =
  29. 29.155² =
  30. 30.45² =
  31. 31.115² =
  32. 32.135² =
  33. 33.25² =
  34. 34.55² =
  35. 35.145² =
  36. 36.35² =
  37. 37.125² =
  38. 38.95² =
  39. 39.105² =
  40. 40.95² =

Answer key

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

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