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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 83 · 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. 1.115² =
  2. 2.165² =
  3. 3.35² =
  4. 4.175² =
  5. 5.175² =
  6. 6.25² =
  7. 7.65² =
  8. 8.15² =
  9. 9.55² =
  10. 10.25² =
  11. 11.135² =
  12. 12.125² =
  13. 13.115² =
  14. 14.115² =
  15. 15.95² =
  16. 16.25² =
  17. 17.105² =
  18. 18.85² =
  19. 19.165² =
  20. 20.25² =
  21. 21.195² =
  22. 22.105² =
  23. 23.75² =
  24. 24.155² =
  25. 25.175² =
  26. 26.185² =
  27. 27.65² =
  28. 28.25² =
  29. 29.165² =
  30. 30.175² =
  31. 31.15² =
  32. 32.175² =
  33. 33.35² =
  34. 34.65² =
  35. 35.75² =
  36. 36.105² =
  37. 37.135² =
  38. 38.75² =
  39. 39.155² =
  40. 40.125² =

Answer key

  1. 13225
  2. 27225
  3. 1225
  4. 30625
  5. 30625
  6. 625
  7. 4225
  8. 225
  9. 3025
  10. 625
  11. 18225
  12. 15625
  13. 13225
  14. 13225
  15. 9025
  16. 625
  17. 11025
  18. 7225
  19. 27225
  20. 625
  21. 38025
  22. 11025
  23. 5625
  24. 24025
  25. 30625
  26. 34225
  27. 4225
  28. 625
  29. 27225
  30. 30625
  31. 225
  32. 30625
  33. 1225
  34. 4225
  35. 5625
  36. 11025
  37. 18225
  38. 5625
  39. 24025
  40. 15625

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