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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 9 · 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. 1.45² =
  2. 2.145² =
  3. 3.35² =
  4. 4.175² =
  5. 5.195² =
  6. 6.195² =
  7. 7.195² =
  8. 8.75² =
  9. 9.25² =
  10. 10.105² =
  11. 11.195² =
  12. 12.175² =
  13. 13.95² =
  14. 14.125² =
  15. 15.65² =
  16. 16.55² =
  17. 17.175² =
  18. 18.85² =
  19. 19.145² =
  20. 20.15² =
  21. 21.15² =
  22. 22.105² =
  23. 23.65² =
  24. 24.95² =
  25. 25.185² =
  26. 26.135² =
  27. 27.135² =
  28. 28.55² =
  29. 29.25² =
  30. 30.85² =
  31. 31.95² =
  32. 32.45² =
  33. 33.35² =
  34. 34.125² =
  35. 35.35² =
  36. 36.25² =
  37. 37.75² =
  38. 38.65² =
  39. 39.85² =
  40. 40.115² =

Answer key

  1. 2025
  2. 21025
  3. 1225
  4. 30625
  5. 38025
  6. 38025
  7. 38025
  8. 5625
  9. 625
  10. 11025
  11. 38025
  12. 30625
  13. 9025
  14. 15625
  15. 4225
  16. 3025
  17. 30625
  18. 7225
  19. 21025
  20. 225
  21. 225
  22. 11025
  23. 4225
  24. 9025
  25. 34225
  26. 18225
  27. 18225
  28. 3025
  29. 625
  30. 7225
  31. 9025
  32. 2025
  33. 1225
  34. 15625
  35. 1225
  36. 625
  37. 5625
  38. 4225
  39. 7225
  40. 13225

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