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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 498 · 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. 1.185² =
  2. 2.145² =
  3. 3.115² =
  4. 4.15² =
  5. 5.15² =
  6. 6.55² =
  7. 7.85² =
  8. 8.165² =
  9. 9.35² =
  10. 10.105² =
  11. 11.175² =
  12. 12.125² =
  13. 13.75² =
  14. 14.135² =
  15. 15.85² =
  16. 16.165² =
  17. 17.75² =
  18. 18.165² =
  19. 19.75² =
  20. 20.45² =
  21. 21.65² =
  22. 22.115² =
  23. 23.135² =
  24. 24.75² =
  25. 25.55² =
  26. 26.95² =
  27. 27.175² =
  28. 28.165² =
  29. 29.25² =
  30. 30.135² =
  31. 31.195² =
  32. 32.55² =
  33. 33.175² =
  34. 34.45² =
  35. 35.145² =
  36. 36.45² =
  37. 37.105² =
  38. 38.65² =
  39. 39.25² =
  40. 40.45² =

Answer key

  1. 34225
  2. 21025
  3. 13225
  4. 225
  5. 225
  6. 3025
  7. 7225
  8. 27225
  9. 1225
  10. 11025
  11. 30625
  12. 15625
  13. 5625
  14. 18225
  15. 7225
  16. 27225
  17. 5625
  18. 27225
  19. 5625
  20. 2025
  21. 4225
  22. 13225
  23. 18225
  24. 5625
  25. 3025
  26. 9025
  27. 30625
  28. 27225
  29. 625
  30. 18225
  31. 38025
  32. 3025
  33. 30625
  34. 2025
  35. 21025
  36. 2025
  37. 11025
  38. 4225
  39. 625
  40. 2025

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