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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 42 · 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. 1.165² =
  2. 2.75² =
  3. 3.15² =
  4. 4.25² =
  5. 5.125² =
  6. 6.185² =
  7. 7.55² =
  8. 8.85² =
  9. 9.145² =
  10. 10.155² =
  11. 11.55² =
  12. 12.125² =
  13. 13.95² =
  14. 14.35² =
  15. 15.55² =
  16. 16.175² =
  17. 17.65² =
  18. 18.175² =
  19. 19.45² =
  20. 20.145² =
  21. 21.125² =
  22. 22.35² =
  23. 23.15² =
  24. 24.75² =
  25. 25.135² =
  26. 26.165² =
  27. 27.125² =
  28. 28.95² =
  29. 29.85² =
  30. 30.45² =
  31. 31.55² =
  32. 32.155² =
  33. 33.25² =
  34. 34.195² =
  35. 35.165² =
  36. 36.105² =
  37. 37.25² =
  38. 38.125² =
  39. 39.175² =
  40. 40.185² =

Answer key

  1. 27225
  2. 5625
  3. 225
  4. 625
  5. 15625
  6. 34225
  7. 3025
  8. 7225
  9. 21025
  10. 24025
  11. 3025
  12. 15625
  13. 9025
  14. 1225
  15. 3025
  16. 30625
  17. 4225
  18. 30625
  19. 2025
  20. 21025
  21. 15625
  22. 1225
  23. 225
  24. 5625
  25. 18225
  26. 27225
  27. 15625
  28. 9025
  29. 7225
  30. 2025
  31. 3025
  32. 24025
  33. 625
  34. 38025
  35. 27225
  36. 11025
  37. 625
  38. 15625
  39. 30625
  40. 34225

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