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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 936 · 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. 2.185² =
  3. 3.95² =
  4. 4.15² =
  5. 5.45² =
  6. 6.175² =
  7. 7.105² =
  8. 8.185² =
  9. 9.55² =
  10. 10.145² =
  11. 11.145² =
  12. 12.135² =
  13. 13.95² =
  14. 14.145² =
  15. 15.15² =
  16. 16.25² =
  17. 17.45² =
  18. 18.55² =
  19. 19.165² =
  20. 20.195² =
  21. 21.105² =
  22. 22.165² =
  23. 23.15² =
  24. 24.35² =
  25. 25.145² =
  26. 26.135² =
  27. 27.15² =
  28. 28.135² =
  29. 29.35² =
  30. 30.175² =
  31. 31.185² =
  32. 32.25² =
  33. 33.155² =
  34. 34.25² =
  35. 35.155² =
  36. 36.165² =
  37. 37.165² =
  38. 38.165² =
  39. 39.175² =
  40. 40.105² =

Answer key

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

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