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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 102 · 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. 1.35² =
  2. 2.45² =
  3. 3.115² =
  4. 4.115² =
  5. 5.25² =
  6. 6.175² =
  7. 7.25² =
  8. 8.195² =
  9. 9.145² =
  10. 10.65² =
  11. 11.175² =
  12. 12.95² =
  13. 13.55² =
  14. 14.95² =
  15. 15.45² =
  16. 16.165² =
  17. 17.85² =
  18. 18.105² =
  19. 19.95² =
  20. 20.145² =
  21. 21.115² =
  22. 22.85² =
  23. 23.115² =
  24. 24.15² =
  25. 25.75² =
  26. 26.155² =
  27. 27.45² =
  28. 28.15² =
  29. 29.185² =
  30. 30.115² =
  31. 31.95² =
  32. 32.15² =
  33. 33.195² =
  34. 34.15² =
  35. 35.195² =
  36. 36.65² =
  37. 37.25² =
  38. 38.195² =
  39. 39.175² =
  40. 40.125² =

Answer key

  1. 1225
  2. 2025
  3. 13225
  4. 13225
  5. 625
  6. 30625
  7. 625
  8. 38025
  9. 21025
  10. 4225
  11. 30625
  12. 9025
  13. 3025
  14. 9025
  15. 2025
  16. 27225
  17. 7225
  18. 11025
  19. 9025
  20. 21025
  21. 13225
  22. 7225
  23. 13225
  24. 225
  25. 5625
  26. 24025
  27. 2025
  28. 225
  29. 34225
  30. 13225
  31. 9025
  32. 225
  33. 38025
  34. 225
  35. 38025
  36. 4225
  37. 625
  38. 38025
  39. 30625
  40. 15625

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