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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 72 · 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. 2.95² =
  3. 3.35² =
  4. 4.45² =
  5. 5.185² =
  6. 6.75² =
  7. 7.165² =
  8. 8.65² =
  9. 9.135² =
  10. 10.55² =
  11. 11.15² =
  12. 12.125² =
  13. 13.175² =
  14. 14.45² =
  15. 15.175² =
  16. 16.165² =
  17. 17.115² =
  18. 18.25² =
  19. 19.175² =
  20. 20.175² =
  21. 21.65² =
  22. 22.65² =
  23. 23.145² =
  24. 24.135² =
  25. 25.105² =
  26. 26.145² =
  27. 27.105² =
  28. 28.125² =
  29. 29.135² =
  30. 30.195² =
  31. 31.115² =
  32. 32.155² =
  33. 33.175² =
  34. 34.15² =
  35. 35.195² =
  36. 36.125² =
  37. 37.165² =
  38. 38.15² =
  39. 39.125² =
  40. 40.95² =

Answer key

  1. 4225
  2. 9025
  3. 1225
  4. 2025
  5. 34225
  6. 5625
  7. 27225
  8. 4225
  9. 18225
  10. 3025
  11. 225
  12. 15625
  13. 30625
  14. 2025
  15. 30625
  16. 27225
  17. 13225
  18. 625
  19. 30625
  20. 30625
  21. 4225
  22. 4225
  23. 21025
  24. 18225
  25. 11025
  26. 21025
  27. 11025
  28. 15625
  29. 18225
  30. 38025
  31. 13225
  32. 24025
  33. 30625
  34. 225
  35. 38025
  36. 15625
  37. 27225
  38. 225
  39. 15625
  40. 9025

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