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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 992 · 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. 1.35² =
  2. 2.145² =
  3. 3.65² =
  4. 4.15² =
  5. 5.65² =
  6. 6.105² =
  7. 7.165² =
  8. 8.155² =
  9. 9.195² =
  10. 10.75² =
  11. 11.105² =
  12. 12.125² =
  13. 13.25² =
  14. 14.35² =
  15. 15.75² =
  16. 16.195² =
  17. 17.95² =
  18. 18.125² =
  19. 19.55² =
  20. 20.65² =
  21. 21.185² =
  22. 22.105² =
  23. 23.55² =
  24. 24.135² =
  25. 25.125² =
  26. 26.25² =
  27. 27.175² =
  28. 28.45² =
  29. 29.45² =
  30. 30.105² =
  31. 31.65² =
  32. 32.105² =
  33. 33.155² =
  34. 34.75² =
  35. 35.105² =
  36. 36.95² =
  37. 37.195² =
  38. 38.45² =
  39. 39.45² =
  40. 40.115² =

Answer key

  1. 1225
  2. 21025
  3. 4225
  4. 225
  5. 4225
  6. 11025
  7. 27225
  8. 24025
  9. 38025
  10. 5625
  11. 11025
  12. 15625
  13. 625
  14. 1225
  15. 5625
  16. 38025
  17. 9025
  18. 15625
  19. 3025
  20. 4225
  21. 34225
  22. 11025
  23. 3025
  24. 18225
  25. 15625
  26. 625
  27. 30625
  28. 2025
  29. 2025
  30. 11025
  31. 4225
  32. 11025
  33. 24025
  34. 5625
  35. 11025
  36. 9025
  37. 38025
  38. 2025
  39. 2025
  40. 13225

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