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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 780 · 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. 1.55² =
  2. 2.65² =
  3. 3.15² =
  4. 4.185² =
  5. 5.15² =
  6. 6.185² =
  7. 7.25² =
  8. 8.165² =
  9. 9.55² =
  10. 10.25² =
  11. 11.45² =
  12. 12.155² =
  13. 13.95² =
  14. 14.135² =
  15. 15.75² =
  16. 16.15² =
  17. 17.45² =
  18. 18.105² =
  19. 19.165² =
  20. 20.25² =
  21. 21.35² =
  22. 22.25² =
  23. 23.105² =
  24. 24.15² =
  25. 25.195² =
  26. 26.95² =
  27. 27.165² =
  28. 28.65² =
  29. 29.35² =
  30. 30.165² =
  31. 31.75² =
  32. 32.95² =
  33. 33.25² =
  34. 34.155² =
  35. 35.155² =
  36. 36.145² =
  37. 37.25² =
  38. 38.125² =
  39. 39.35² =
  40. 40.165² =

Answer key

  1. 3025
  2. 4225
  3. 225
  4. 34225
  5. 225
  6. 34225
  7. 625
  8. 27225
  9. 3025
  10. 625
  11. 2025
  12. 24025
  13. 9025
  14. 18225
  15. 5625
  16. 225
  17. 2025
  18. 11025
  19. 27225
  20. 625
  21. 1225
  22. 625
  23. 11025
  24. 225
  25. 38025
  26. 9025
  27. 27225
  28. 4225
  29. 1225
  30. 27225
  31. 5625
  32. 9025
  33. 625
  34. 24025
  35. 24025
  36. 21025
  37. 625
  38. 15625
  39. 1225
  40. 27225

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