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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 231 · 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. 1.115² =
  2. 2.35² =
  3. 3.135² =
  4. 4.155² =
  5. 5.65² =
  6. 6.175² =
  7. 7.65² =
  8. 8.175² =
  9. 9.75² =
  10. 10.155² =
  11. 11.145² =
  12. 12.35² =
  13. 13.115² =
  14. 14.25² =
  15. 15.95² =
  16. 16.195² =
  17. 17.135² =
  18. 18.25² =
  19. 19.115² =
  20. 20.135² =
  21. 21.105² =
  22. 22.145² =
  23. 23.75² =
  24. 24.155² =
  25. 25.105² =
  26. 26.145² =
  27. 27.35² =
  28. 28.45² =
  29. 29.65² =
  30. 30.15² =
  31. 31.185² =
  32. 32.65² =
  33. 33.75² =
  34. 34.45² =
  35. 35.145² =
  36. 36.165² =
  37. 37.35² =
  38. 38.65² =
  39. 39.55² =
  40. 40.35² =

Answer key

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

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