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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 923 · 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. 1.145² =
  2. 2.45² =
  3. 3.125² =
  4. 4.45² =
  5. 5.15² =
  6. 6.85² =
  7. 7.105² =
  8. 8.185² =
  9. 9.115² =
  10. 10.75² =
  11. 11.195² =
  12. 12.135² =
  13. 13.155² =
  14. 14.15² =
  15. 15.45² =
  16. 16.135² =
  17. 17.75² =
  18. 18.165² =
  19. 19.35² =
  20. 20.115² =
  21. 21.165² =
  22. 22.95² =
  23. 23.185² =
  24. 24.95² =
  25. 25.15² =
  26. 26.95² =
  27. 27.105² =
  28. 28.165² =
  29. 29.65² =
  30. 30.125² =
  31. 31.65² =
  32. 32.115² =
  33. 33.135² =
  34. 34.25² =
  35. 35.105² =
  36. 36.195² =
  37. 37.125² =
  38. 38.45² =
  39. 39.25² =
  40. 40.95² =

Answer key

  1. 21025
  2. 2025
  3. 15625
  4. 2025
  5. 225
  6. 7225
  7. 11025
  8. 34225
  9. 13225
  10. 5625
  11. 38025
  12. 18225
  13. 24025
  14. 225
  15. 2025
  16. 18225
  17. 5625
  18. 27225
  19. 1225
  20. 13225
  21. 27225
  22. 9025
  23. 34225
  24. 9025
  25. 225
  26. 9025
  27. 11025
  28. 27225
  29. 4225
  30. 15625
  31. 4225
  32. 13225
  33. 18225
  34. 625
  35. 11025
  36. 38025
  37. 15625
  38. 2025
  39. 625
  40. 9025

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