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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 658 · 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. 1.35² =
  2. 2.75² =
  3. 3.135² =
  4. 4.15² =
  5. 5.95² =
  6. 6.45² =
  7. 7.145² =
  8. 8.75² =
  9. 9.15² =
  10. 10.115² =
  11. 11.175² =
  12. 12.45² =
  13. 13.165² =
  14. 14.155² =
  15. 15.25² =
  16. 16.15² =
  17. 17.25² =
  18. 18.145² =
  19. 19.145² =
  20. 20.135² =
  21. 21.15² =
  22. 22.145² =
  23. 23.25² =
  24. 24.175² =
  25. 25.45² =
  26. 26.95² =
  27. 27.105² =
  28. 28.125² =
  29. 29.65² =
  30. 30.155² =
  31. 31.155² =
  32. 32.35² =
  33. 33.35² =
  34. 34.115² =
  35. 35.175² =
  36. 36.125² =
  37. 37.35² =
  38. 38.165² =
  39. 39.195² =
  40. 40.145² =

Answer key

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

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