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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 886 · 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. 1.85² =
  2. 2.175² =
  3. 3.15² =
  4. 4.165² =
  5. 5.55² =
  6. 6.175² =
  7. 7.15² =
  8. 8.165² =
  9. 9.25² =
  10. 10.155² =
  11. 11.115² =
  12. 12.115² =
  13. 13.85² =
  14. 14.135² =
  15. 15.55² =
  16. 16.45² =
  17. 17.25² =
  18. 18.15² =
  19. 19.125² =
  20. 20.135² =
  21. 21.165² =
  22. 22.145² =
  23. 23.105² =
  24. 24.45² =
  25. 25.105² =
  26. 26.115² =
  27. 27.15² =
  28. 28.155² =
  29. 29.105² =
  30. 30.65² =
  31. 31.105² =
  32. 32.145² =
  33. 33.185² =
  34. 34.25² =
  35. 35.105² =
  36. 36.95² =
  37. 37.65² =
  38. 38.145² =
  39. 39.85² =
  40. 40.95² =

Answer key

  1. 7225
  2. 30625
  3. 225
  4. 27225
  5. 3025
  6. 30625
  7. 225
  8. 27225
  9. 625
  10. 24025
  11. 13225
  12. 13225
  13. 7225
  14. 18225
  15. 3025
  16. 2025
  17. 625
  18. 225
  19. 15625
  20. 18225
  21. 27225
  22. 21025
  23. 11025
  24. 2025
  25. 11025
  26. 13225
  27. 225
  28. 24025
  29. 11025
  30. 4225
  31. 11025
  32. 21025
  33. 34225
  34. 625
  35. 11025
  36. 9025
  37. 4225
  38. 21025
  39. 7225
  40. 9025

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