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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 707 · 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. 1.85² =
  2. 2.65² =
  3. 3.105² =
  4. 4.115² =
  5. 5.25² =
  6. 6.55² =
  7. 7.105² =
  8. 8.75² =
  9. 9.145² =
  10. 10.65² =
  11. 11.145² =
  12. 12.165² =
  13. 13.175² =
  14. 14.145² =
  15. 15.65² =
  16. 16.175² =
  17. 17.145² =
  18. 18.115² =
  19. 19.105² =
  20. 20.195² =
  21. 21.125² =
  22. 22.45² =
  23. 23.85² =
  24. 24.115² =
  25. 25.15² =
  26. 26.145² =
  27. 27.145² =
  28. 28.45² =
  29. 29.175² =
  30. 30.125² =
  31. 31.165² =
  32. 32.85² =
  33. 33.95² =
  34. 34.185² =
  35. 35.25² =
  36. 36.75² =
  37. 37.35² =
  38. 38.55² =
  39. 39.45² =
  40. 40.165² =

Answer key

  1. 7225
  2. 4225
  3. 11025
  4. 13225
  5. 625
  6. 3025
  7. 11025
  8. 5625
  9. 21025
  10. 4225
  11. 21025
  12. 27225
  13. 30625
  14. 21025
  15. 4225
  16. 30625
  17. 21025
  18. 13225
  19. 11025
  20. 38025
  21. 15625
  22. 2025
  23. 7225
  24. 13225
  25. 225
  26. 21025
  27. 21025
  28. 2025
  29. 30625
  30. 15625
  31. 27225
  32. 7225
  33. 9025
  34. 34225
  35. 625
  36. 5625
  37. 1225
  38. 3025
  39. 2025
  40. 27225

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