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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 281 · 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. 1.65² =
  2. 2.45² =
  3. 3.65² =
  4. 4.45² =
  5. 5.195² =
  6. 6.45² =
  7. 7.185² =
  8. 8.95² =
  9. 9.145² =
  10. 10.95² =
  11. 11.35² =
  12. 12.55² =
  13. 13.165² =
  14. 14.185² =
  15. 15.115² =
  16. 16.105² =
  17. 17.85² =
  18. 18.165² =
  19. 19.165² =
  20. 20.85² =
  21. 21.125² =
  22. 22.75² =
  23. 23.95² =
  24. 24.35² =
  25. 25.135² =
  26. 26.155² =
  27. 27.15² =
  28. 28.125² =
  29. 29.75² =
  30. 30.115² =
  31. 31.185² =
  32. 32.45² =
  33. 33.175² =
  34. 34.145² =
  35. 35.45² =
  36. 36.95² =
  37. 37.85² =
  38. 38.75² =
  39. 39.75² =
  40. 40.145² =

Answer key

  1. 4225
  2. 2025
  3. 4225
  4. 2025
  5. 38025
  6. 2025
  7. 34225
  8. 9025
  9. 21025
  10. 9025
  11. 1225
  12. 3025
  13. 27225
  14. 34225
  15. 13225
  16. 11025
  17. 7225
  18. 27225
  19. 27225
  20. 7225
  21. 15625
  22. 5625
  23. 9025
  24. 1225
  25. 18225
  26. 24025
  27. 225
  28. 15625
  29. 5625
  30. 13225
  31. 34225
  32. 2025
  33. 30625
  34. 21025
  35. 2025
  36. 9025
  37. 7225
  38. 5625
  39. 5625
  40. 21025

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