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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 953 · 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. 2.165² =
  3. 3.135² =
  4. 4.165² =
  5. 5.195² =
  6. 6.85² =
  7. 7.55² =
  8. 8.45² =
  9. 9.25² =
  10. 10.125² =
  11. 11.15² =
  12. 12.105² =
  13. 13.65² =
  14. 14.175² =
  15. 15.15² =
  16. 16.165² =
  17. 17.15² =
  18. 18.25² =
  19. 19.15² =
  20. 20.155² =
  21. 21.25² =
  22. 22.55² =
  23. 23.45² =
  24. 24.15² =
  25. 25.95² =
  26. 26.125² =
  27. 27.105² =
  28. 28.165² =
  29. 29.35² =
  30. 30.15² =
  31. 31.25² =
  32. 32.105² =
  33. 33.75² =
  34. 34.55² =
  35. 35.175² =
  36. 36.125² =
  37. 37.185² =
  38. 38.195² =
  39. 39.175² =
  40. 40.105² =

Answer key

  1. 225
  2. 27225
  3. 18225
  4. 27225
  5. 38025
  6. 7225
  7. 3025
  8. 2025
  9. 625
  10. 15625
  11. 225
  12. 11025
  13. 4225
  14. 30625
  15. 225
  16. 27225
  17. 225
  18. 625
  19. 225
  20. 24025
  21. 625
  22. 3025
  23. 2025
  24. 225
  25. 9025
  26. 15625
  27. 11025
  28. 27225
  29. 1225
  30. 225
  31. 625
  32. 11025
  33. 5625
  34. 3025
  35. 30625
  36. 15625
  37. 34225
  38. 38025
  39. 30625
  40. 11025

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