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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 121 · 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. 1.175² =
  2. 2.105² =
  3. 3.155² =
  4. 4.125² =
  5. 5.75² =
  6. 6.115² =
  7. 7.15² =
  8. 8.25² =
  9. 9.45² =
  10. 10.135² =
  11. 11.65² =
  12. 12.25² =
  13. 13.25² =
  14. 14.25² =
  15. 15.155² =
  16. 16.25² =
  17. 17.195² =
  18. 18.45² =
  19. 19.145² =
  20. 20.65² =
  21. 21.35² =
  22. 22.25² =
  23. 23.135² =
  24. 24.145² =
  25. 25.105² =
  26. 26.45² =
  27. 27.195² =
  28. 28.55² =
  29. 29.165² =
  30. 30.35² =
  31. 31.45² =
  32. 32.125² =
  33. 33.175² =
  34. 34.65² =
  35. 35.155² =
  36. 36.195² =
  37. 37.115² =
  38. 38.135² =
  39. 39.35² =
  40. 40.15² =

Answer key

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

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