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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 814 · 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. 2.45² =
  3. 3.25² =
  4. 4.25² =
  5. 5.175² =
  6. 6.55² =
  7. 7.145² =
  8. 8.65² =
  9. 9.85² =
  10. 10.35² =
  11. 11.155² =
  12. 12.105² =
  13. 13.145² =
  14. 14.155² =
  15. 15.15² =
  16. 16.85² =
  17. 17.85² =
  18. 18.45² =
  19. 19.135² =
  20. 20.65² =
  21. 21.135² =
  22. 22.15² =
  23. 23.115² =
  24. 24.65² =
  25. 25.185² =
  26. 26.145² =
  27. 27.125² =
  28. 28.145² =
  29. 29.155² =
  30. 30.105² =
  31. 31.175² =
  32. 32.115² =
  33. 33.85² =
  34. 34.15² =
  35. 35.65² =
  36. 36.25² =
  37. 37.55² =
  38. 38.125² =
  39. 39.115² =
  40. 40.85² =

Answer key

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

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