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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 650 · 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. 1.15² =
  2. 2.155² =
  3. 3.145² =
  4. 4.145² =
  5. 5.175² =
  6. 6.135² =
  7. 7.35² =
  8. 8.75² =
  9. 9.45² =
  10. 10.85² =
  11. 11.65² =
  12. 12.75² =
  13. 13.25² =
  14. 14.85² =
  15. 15.105² =
  16. 16.135² =
  17. 17.135² =
  18. 18.165² =
  19. 19.145² =
  20. 20.185² =
  21. 21.115² =
  22. 22.125² =
  23. 23.95² =
  24. 24.45² =
  25. 25.155² =
  26. 26.125² =
  27. 27.75² =
  28. 28.55² =
  29. 29.85² =
  30. 30.125² =
  31. 31.95² =
  32. 32.35² =
  33. 33.95² =
  34. 34.95² =
  35. 35.25² =
  36. 36.185² =
  37. 37.85² =
  38. 38.45² =
  39. 39.195² =
  40. 40.55² =

Answer key

  1. 225
  2. 24025
  3. 21025
  4. 21025
  5. 30625
  6. 18225
  7. 1225
  8. 5625
  9. 2025
  10. 7225
  11. 4225
  12. 5625
  13. 625
  14. 7225
  15. 11025
  16. 18225
  17. 18225
  18. 27225
  19. 21025
  20. 34225
  21. 13225
  22. 15625
  23. 9025
  24. 2025
  25. 24025
  26. 15625
  27. 5625
  28. 3025
  29. 7225
  30. 15625
  31. 9025
  32. 1225
  33. 9025
  34. 9025
  35. 625
  36. 34225
  37. 7225
  38. 2025
  39. 38025
  40. 3025

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