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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 824 · 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. 1.55² =
  2. 2.185² =
  3. 3.35² =
  4. 4.75² =
  5. 5.55² =
  6. 6.65² =
  7. 7.125² =
  8. 8.195² =
  9. 9.165² =
  10. 10.75² =
  11. 11.165² =
  12. 12.95² =
  13. 13.55² =
  14. 14.15² =
  15. 15.175² =
  16. 16.55² =
  17. 17.105² =
  18. 18.95² =
  19. 19.95² =
  20. 20.175² =
  21. 21.15² =
  22. 22.25² =
  23. 23.135² =
  24. 24.175² =
  25. 25.85² =
  26. 26.195² =
  27. 27.45² =
  28. 28.175² =
  29. 29.145² =
  30. 30.135² =
  31. 31.135² =
  32. 32.15² =
  33. 33.95² =
  34. 34.45² =
  35. 35.145² =
  36. 36.85² =
  37. 37.145² =
  38. 38.55² =
  39. 39.45² =
  40. 40.15² =

Answer key

  1. 3025
  2. 34225
  3. 1225
  4. 5625
  5. 3025
  6. 4225
  7. 15625
  8. 38025
  9. 27225
  10. 5625
  11. 27225
  12. 9025
  13. 3025
  14. 225
  15. 30625
  16. 3025
  17. 11025
  18. 9025
  19. 9025
  20. 30625
  21. 225
  22. 625
  23. 18225
  24. 30625
  25. 7225
  26. 38025
  27. 2025
  28. 30625
  29. 21025
  30. 18225
  31. 18225
  32. 225
  33. 9025
  34. 2025
  35. 21025
  36. 7225
  37. 21025
  38. 3025
  39. 2025
  40. 225

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