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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 390 · 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. 1.125² =
  2. 2.155² =
  3. 3.125² =
  4. 4.175² =
  5. 5.55² =
  6. 6.155² =
  7. 7.95² =
  8. 8.195² =
  9. 9.55² =
  10. 10.115² =
  11. 11.175² =
  12. 12.15² =
  13. 13.155² =
  14. 14.185² =
  15. 15.25² =
  16. 16.85² =
  17. 17.175² =
  18. 18.85² =
  19. 19.135² =
  20. 20.15² =
  21. 21.65² =
  22. 22.145² =
  23. 23.45² =
  24. 24.165² =
  25. 25.125² =
  26. 26.65² =
  27. 27.175² =
  28. 28.135² =
  29. 29.25² =
  30. 30.195² =
  31. 31.125² =
  32. 32.95² =
  33. 33.55² =
  34. 34.175² =
  35. 35.95² =
  36. 36.195² =
  37. 37.35² =
  38. 38.55² =
  39. 39.125² =
  40. 40.55² =

Answer key

  1. 15625
  2. 24025
  3. 15625
  4. 30625
  5. 3025
  6. 24025
  7. 9025
  8. 38025
  9. 3025
  10. 13225
  11. 30625
  12. 225
  13. 24025
  14. 34225
  15. 625
  16. 7225
  17. 30625
  18. 7225
  19. 18225
  20. 225
  21. 4225
  22. 21025
  23. 2025
  24. 27225
  25. 15625
  26. 4225
  27. 30625
  28. 18225
  29. 625
  30. 38025
  31. 15625
  32. 9025
  33. 3025
  34. 30625
  35. 9025
  36. 38025
  37. 1225
  38. 3025
  39. 15625
  40. 3025

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