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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 78 · 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. 1.155² =
  2. 2.55² =
  3. 3.155² =
  4. 4.95² =
  5. 5.75² =
  6. 6.65² =
  7. 7.25² =
  8. 8.65² =
  9. 9.35² =
  10. 10.65² =
  11. 11.145² =
  12. 12.125² =
  13. 13.185² =
  14. 14.15² =
  15. 15.95² =
  16. 16.55² =
  17. 17.35² =
  18. 18.35² =
  19. 19.115² =
  20. 20.95² =
  21. 21.155² =
  22. 22.65² =
  23. 23.35² =
  24. 24.85² =
  25. 25.45² =
  26. 26.25² =
  27. 27.185² =
  28. 28.195² =
  29. 29.115² =
  30. 30.185² =
  31. 31.165² =
  32. 32.75² =
  33. 33.75² =
  34. 34.115² =
  35. 35.45² =
  36. 36.125² =
  37. 37.75² =
  38. 38.25² =
  39. 39.165² =
  40. 40.195² =

Answer key

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

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