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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 602 · 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. 1.135² =
  2. 2.75² =
  3. 3.175² =
  4. 4.75² =
  5. 5.15² =
  6. 6.75² =
  7. 7.85² =
  8. 8.115² =
  9. 9.175² =
  10. 10.125² =
  11. 11.35² =
  12. 12.135² =
  13. 13.75² =
  14. 14.185² =
  15. 15.195² =
  16. 16.45² =
  17. 17.15² =
  18. 18.165² =
  19. 19.25² =
  20. 20.165² =
  21. 21.45² =
  22. 22.95² =
  23. 23.125² =
  24. 24.85² =
  25. 25.45² =
  26. 26.85² =
  27. 27.105² =
  28. 28.95² =
  29. 29.75² =
  30. 30.115² =
  31. 31.15² =
  32. 32.45² =
  33. 33.175² =
  34. 34.15² =
  35. 35.65² =
  36. 36.65² =
  37. 37.125² =
  38. 38.155² =
  39. 39.155² =
  40. 40.175² =

Answer key

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

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