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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 340 · 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. 1.15² =
  2. 2.15² =
  3. 3.35² =
  4. 4.115² =
  5. 5.55² =
  6. 6.185² =
  7. 7.165² =
  8. 8.145² =
  9. 9.55² =
  10. 10.65² =
  11. 11.115² =
  12. 12.75² =
  13. 13.65² =
  14. 14.35² =
  15. 15.25² =
  16. 16.25² =
  17. 17.45² =
  18. 18.165² =
  19. 19.195² =
  20. 20.65² =
  21. 21.155² =
  22. 22.105² =
  23. 23.55² =
  24. 24.35² =
  25. 25.175² =
  26. 26.25² =
  27. 27.185² =
  28. 28.195² =
  29. 29.115² =
  30. 30.95² =
  31. 31.35² =
  32. 32.155² =
  33. 33.165² =
  34. 34.145² =
  35. 35.165² =
  36. 36.145² =
  37. 37.125² =
  38. 38.125² =
  39. 39.35² =
  40. 40.185² =

Answer key

  1. 225
  2. 225
  3. 1225
  4. 13225
  5. 3025
  6. 34225
  7. 27225
  8. 21025
  9. 3025
  10. 4225
  11. 13225
  12. 5625
  13. 4225
  14. 1225
  15. 625
  16. 625
  17. 2025
  18. 27225
  19. 38025
  20. 4225
  21. 24025
  22. 11025
  23. 3025
  24. 1225
  25. 30625
  26. 625
  27. 34225
  28. 38025
  29. 13225
  30. 9025
  31. 1225
  32. 24025
  33. 27225
  34. 21025
  35. 27225
  36. 21025
  37. 15625
  38. 15625
  39. 1225
  40. 34225

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