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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 505 · 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. 1.15² =
  2. 2.25² =
  3. 3.75² =
  4. 4.65² =
  5. 5.85² =
  6. 6.55² =
  7. 7.85² =
  8. 8.15² =
  9. 9.55² =
  10. 10.125² =
  11. 11.35² =
  12. 12.195² =
  13. 13.95² =
  14. 14.95² =
  15. 15.45² =
  16. 16.75² =
  17. 17.195² =
  18. 18.45² =
  19. 19.165² =
  20. 20.155² =
  21. 21.175² =
  22. 22.95² =
  23. 23.185² =
  24. 24.125² =
  25. 25.125² =
  26. 26.185² =
  27. 27.35² =
  28. 28.125² =
  29. 29.115² =
  30. 30.175² =
  31. 31.55² =
  32. 32.85² =
  33. 33.45² =
  34. 34.165² =
  35. 35.45² =
  36. 36.115² =
  37. 37.45² =
  38. 38.85² =
  39. 39.165² =
  40. 40.15² =

Answer key

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

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