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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 186 · 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. 1.35² =
  2. 2.15² =
  3. 3.115² =
  4. 4.135² =
  5. 5.135² =
  6. 6.55² =
  7. 7.175² =
  8. 8.15² =
  9. 9.85² =
  10. 10.35² =
  11. 11.125² =
  12. 12.75² =
  13. 13.85² =
  14. 14.55² =
  15. 15.95² =
  16. 16.25² =
  17. 17.65² =
  18. 18.85² =
  19. 19.195² =
  20. 20.185² =
  21. 21.35² =
  22. 22.95² =
  23. 23.145² =
  24. 24.75² =
  25. 25.95² =
  26. 26.185² =
  27. 27.115² =
  28. 28.155² =
  29. 29.45² =
  30. 30.25² =
  31. 31.15² =
  32. 32.125² =
  33. 33.15² =
  34. 34.55² =
  35. 35.185² =
  36. 36.65² =
  37. 37.65² =
  38. 38.25² =
  39. 39.115² =
  40. 40.125² =

Answer key

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

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