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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 218 · 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. 2.85² =
  3. 3.75² =
  4. 4.25² =
  5. 5.65² =
  6. 6.35² =
  7. 7.155² =
  8. 8.25² =
  9. 9.45² =
  10. 10.45² =
  11. 11.195² =
  12. 12.145² =
  13. 13.155² =
  14. 14.75² =
  15. 15.145² =
  16. 16.95² =
  17. 17.195² =
  18. 18.195² =
  19. 19.175² =
  20. 20.45² =
  21. 21.25² =
  22. 22.25² =
  23. 23.135² =
  24. 24.75² =
  25. 25.105² =
  26. 26.75² =
  27. 27.105² =
  28. 28.25² =
  29. 29.125² =
  30. 30.65² =
  31. 31.115² =
  32. 32.95² =
  33. 33.195² =
  34. 34.95² =
  35. 35.145² =
  36. 36.35² =
  37. 37.165² =
  38. 38.45² =
  39. 39.55² =
  40. 40.45² =

Answer key

  1. 13225
  2. 7225
  3. 5625
  4. 625
  5. 4225
  6. 1225
  7. 24025
  8. 625
  9. 2025
  10. 2025
  11. 38025
  12. 21025
  13. 24025
  14. 5625
  15. 21025
  16. 9025
  17. 38025
  18. 38025
  19. 30625
  20. 2025
  21. 625
  22. 625
  23. 18225
  24. 5625
  25. 11025
  26. 5625
  27. 11025
  28. 625
  29. 15625
  30. 4225
  31. 13225
  32. 9025
  33. 38025
  34. 9025
  35. 21025
  36. 1225
  37. 27225
  38. 2025
  39. 3025
  40. 2025

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