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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 709 · 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. 1.85² =
  2. 2.35² =
  3. 3.125² =
  4. 4.35² =
  5. 5.75² =
  6. 6.135² =
  7. 7.35² =
  8. 8.155² =
  9. 9.165² =
  10. 10.115² =
  11. 11.65² =
  12. 12.45² =
  13. 13.165² =
  14. 14.125² =
  15. 15.85² =
  16. 16.125² =
  17. 17.65² =
  18. 18.165² =
  19. 19.155² =
  20. 20.195² =
  21. 21.155² =
  22. 22.65² =
  23. 23.35² =
  24. 24.185² =
  25. 25.155² =
  26. 26.55² =
  27. 27.85² =
  28. 28.45² =
  29. 29.165² =
  30. 30.165² =
  31. 31.175² =
  32. 32.75² =
  33. 33.95² =
  34. 34.15² =
  35. 35.25² =
  36. 36.65² =
  37. 37.115² =
  38. 38.145² =
  39. 39.15² =
  40. 40.65² =

Answer key

  1. 7225
  2. 1225
  3. 15625
  4. 1225
  5. 5625
  6. 18225
  7. 1225
  8. 24025
  9. 27225
  10. 13225
  11. 4225
  12. 2025
  13. 27225
  14. 15625
  15. 7225
  16. 15625
  17. 4225
  18. 27225
  19. 24025
  20. 38025
  21. 24025
  22. 4225
  23. 1225
  24. 34225
  25. 24025
  26. 3025
  27. 7225
  28. 2025
  29. 27225
  30. 27225
  31. 30625
  32. 5625
  33. 9025
  34. 225
  35. 625
  36. 4225
  37. 13225
  38. 21025
  39. 225
  40. 4225

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