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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 431 · 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. 2.15² =
  3. 3.165² =
  4. 4.195² =
  5. 5.35² =
  6. 6.185² =
  7. 7.55² =
  8. 8.15² =
  9. 9.55² =
  10. 10.115² =
  11. 11.165² =
  12. 12.65² =
  13. 13.115² =
  14. 14.75² =
  15. 15.85² =
  16. 16.45² =
  17. 17.15² =
  18. 18.85² =
  19. 19.55² =
  20. 20.95² =
  21. 21.45² =
  22. 22.75² =
  23. 23.155² =
  24. 24.125² =
  25. 25.55² =
  26. 26.155² =
  27. 27.95² =
  28. 28.65² =
  29. 29.35² =
  30. 30.25² =
  31. 31.45² =
  32. 32.35² =
  33. 33.55² =
  34. 34.15² =
  35. 35.165² =
  36. 36.195² =
  37. 37.55² =
  38. 38.185² =
  39. 39.15² =
  40. 40.135² =

Answer key

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

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