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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 679 · 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. 1.135² =
  2. 2.145² =
  3. 3.115² =
  4. 4.25² =
  5. 5.65² =
  6. 6.55² =
  7. 7.155² =
  8. 8.35² =
  9. 9.35² =
  10. 10.145² =
  11. 11.65² =
  12. 12.65² =
  13. 13.145² =
  14. 14.105² =
  15. 15.35² =
  16. 16.35² =
  17. 17.75² =
  18. 18.175² =
  19. 19.155² =
  20. 20.75² =
  21. 21.35² =
  22. 22.15² =
  23. 23.105² =
  24. 24.145² =
  25. 25.45² =
  26. 26.165² =
  27. 27.125² =
  28. 28.145² =
  29. 29.115² =
  30. 30.165² =
  31. 31.175² =
  32. 32.125² =
  33. 33.165² =
  34. 34.25² =
  35. 35.125² =
  36. 36.185² =
  37. 37.155² =
  38. 38.155² =
  39. 39.55² =
  40. 40.175² =

Answer key

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

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