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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 800 · 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. 2.75² =
  3. 3.105² =
  4. 4.55² =
  5. 5.15² =
  6. 6.185² =
  7. 7.115² =
  8. 8.135² =
  9. 9.15² =
  10. 10.85² =
  11. 11.155² =
  12. 12.25² =
  13. 13.35² =
  14. 14.185² =
  15. 15.25² =
  16. 16.15² =
  17. 17.35² =
  18. 18.175² =
  19. 19.105² =
  20. 20.15² =
  21. 21.95² =
  22. 22.135² =
  23. 23.135² =
  24. 24.95² =
  25. 25.145² =
  26. 26.165² =
  27. 27.65² =
  28. 28.115² =
  29. 29.175² =
  30. 30.65² =
  31. 31.45² =
  32. 32.65² =
  33. 33.45² =
  34. 34.155² =
  35. 35.135² =
  36. 36.175² =
  37. 37.135² =
  38. 38.195² =
  39. 39.85² =
  40. 40.135² =

Answer key

  1. 225
  2. 5625
  3. 11025
  4. 3025
  5. 225
  6. 34225
  7. 13225
  8. 18225
  9. 225
  10. 7225
  11. 24025
  12. 625
  13. 1225
  14. 34225
  15. 625
  16. 225
  17. 1225
  18. 30625
  19. 11025
  20. 225
  21. 9025
  22. 18225
  23. 18225
  24. 9025
  25. 21025
  26. 27225
  27. 4225
  28. 13225
  29. 30625
  30. 4225
  31. 2025
  32. 4225
  33. 2025
  34. 24025
  35. 18225
  36. 30625
  37. 18225
  38. 38025
  39. 7225
  40. 18225

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