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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 160 · 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. 1.45² =
  2. 2.145² =
  3. 3.25² =
  4. 4.175² =
  5. 5.155² =
  6. 6.65² =
  7. 7.65² =
  8. 8.45² =
  9. 9.85² =
  10. 10.35² =
  11. 11.115² =
  12. 12.115² =
  13. 13.115² =
  14. 14.15² =
  15. 15.65² =
  16. 16.55² =
  17. 17.125² =
  18. 18.185² =
  19. 19.55² =
  20. 20.55² =
  21. 21.25² =
  22. 22.75² =
  23. 23.75² =
  24. 24.75² =
  25. 25.55² =
  26. 26.35² =
  27. 27.165² =
  28. 28.65² =
  29. 29.25² =
  30. 30.85² =
  31. 31.125² =
  32. 32.145² =
  33. 33.45² =
  34. 34.35² =
  35. 35.135² =
  36. 36.45² =
  37. 37.65² =
  38. 38.185² =
  39. 39.15² =
  40. 40.125² =

Answer key

  1. 2025
  2. 21025
  3. 625
  4. 30625
  5. 24025
  6. 4225
  7. 4225
  8. 2025
  9. 7225
  10. 1225
  11. 13225
  12. 13225
  13. 13225
  14. 225
  15. 4225
  16. 3025
  17. 15625
  18. 34225
  19. 3025
  20. 3025
  21. 625
  22. 5625
  23. 5625
  24. 5625
  25. 3025
  26. 1225
  27. 27225
  28. 4225
  29. 625
  30. 7225
  31. 15625
  32. 21025
  33. 2025
  34. 1225
  35. 18225
  36. 2025
  37. 4225
  38. 34225
  39. 225
  40. 15625

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