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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 80 · 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. 1.155² =
  2. 2.15² =
  3. 3.195² =
  4. 4.155² =
  5. 5.65² =
  6. 6.175² =
  7. 7.75² =
  8. 8.45² =
  9. 9.195² =
  10. 10.95² =
  11. 11.85² =
  12. 12.55² =
  13. 13.125² =
  14. 14.95² =
  15. 15.155² =
  16. 16.125² =
  17. 17.25² =
  18. 18.25² =
  19. 19.135² =
  20. 20.15² =
  21. 21.45² =
  22. 22.15² =
  23. 23.185² =
  24. 24.25² =
  25. 25.175² =
  26. 26.55² =
  27. 27.45² =
  28. 28.145² =
  29. 29.45² =
  30. 30.175² =
  31. 31.25² =
  32. 32.115² =
  33. 33.35² =
  34. 34.45² =
  35. 35.165² =
  36. 36.185² =
  37. 37.195² =
  38. 38.185² =
  39. 39.115² =
  40. 40.115² =

Answer key

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

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