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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 425 · 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. 1.65² =
  2. 2.35² =
  3. 3.75² =
  4. 4.155² =
  5. 5.175² =
  6. 6.35² =
  7. 7.25² =
  8. 8.55² =
  9. 9.135² =
  10. 10.165² =
  11. 11.125² =
  12. 12.195² =
  13. 13.115² =
  14. 14.55² =
  15. 15.125² =
  16. 16.55² =
  17. 17.135² =
  18. 18.85² =
  19. 19.35² =
  20. 20.105² =
  21. 21.195² =
  22. 22.195² =
  23. 23.175² =
  24. 24.175² =
  25. 25.15² =
  26. 26.75² =
  27. 27.135² =
  28. 28.165² =
  29. 29.55² =
  30. 30.175² =
  31. 31.25² =
  32. 32.135² =
  33. 33.55² =
  34. 34.85² =
  35. 35.65² =
  36. 36.125² =
  37. 37.45² =
  38. 38.35² =
  39. 39.85² =
  40. 40.85² =

Answer key

  1. 4225
  2. 1225
  3. 5625
  4. 24025
  5. 30625
  6. 1225
  7. 625
  8. 3025
  9. 18225
  10. 27225
  11. 15625
  12. 38025
  13. 13225
  14. 3025
  15. 15625
  16. 3025
  17. 18225
  18. 7225
  19. 1225
  20. 11025
  21. 38025
  22. 38025
  23. 30625
  24. 30625
  25. 225
  26. 5625
  27. 18225
  28. 27225
  29. 3025
  30. 30625
  31. 625
  32. 18225
  33. 3025
  34. 7225
  35. 4225
  36. 15625
  37. 2025
  38. 1225
  39. 7225
  40. 7225

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