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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 110 · 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. 2.165² =
  3. 3.105² =
  4. 4.85² =
  5. 5.95² =
  6. 6.45² =
  7. 7.65² =
  8. 8.25² =
  9. 9.45² =
  10. 10.95² =
  11. 11.55² =
  12. 12.125² =
  13. 13.105² =
  14. 14.85² =
  15. 15.155² =
  16. 16.85² =
  17. 17.85² =
  18. 18.195² =
  19. 19.45² =
  20. 20.45² =
  21. 21.175² =
  22. 22.25² =
  23. 23.185² =
  24. 24.35² =
  25. 25.75² =
  26. 26.25² =
  27. 27.65² =
  28. 28.15² =
  29. 29.75² =
  30. 30.165² =
  31. 31.55² =
  32. 32.25² =
  33. 33.165² =
  34. 34.135² =
  35. 35.25² =
  36. 36.165² =
  37. 37.55² =
  38. 38.175² =
  39. 39.135² =
  40. 40.155² =

Answer key

  1. 4225
  2. 27225
  3. 11025
  4. 7225
  5. 9025
  6. 2025
  7. 4225
  8. 625
  9. 2025
  10. 9025
  11. 3025
  12. 15625
  13. 11025
  14. 7225
  15. 24025
  16. 7225
  17. 7225
  18. 38025
  19. 2025
  20. 2025
  21. 30625
  22. 625
  23. 34225
  24. 1225
  25. 5625
  26. 625
  27. 4225
  28. 225
  29. 5625
  30. 27225
  31. 3025
  32. 625
  33. 27225
  34. 18225
  35. 625
  36. 27225
  37. 3025
  38. 30625
  39. 18225
  40. 24025

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