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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 97 · 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. 1.105² =
  2. 2.125² =
  3. 3.45² =
  4. 4.135² =
  5. 5.55² =
  6. 6.55² =
  7. 7.145² =
  8. 8.85² =
  9. 9.25² =
  10. 10.45² =
  11. 11.95² =
  12. 12.55² =
  13. 13.115² =
  14. 14.45² =
  15. 15.125² =
  16. 16.95² =
  17. 17.145² =
  18. 18.85² =
  19. 19.145² =
  20. 20.185² =
  21. 21.95² =
  22. 22.195² =
  23. 23.115² =
  24. 24.15² =
  25. 25.105² =
  26. 26.45² =
  27. 27.185² =
  28. 28.135² =
  29. 29.65² =
  30. 30.105² =
  31. 31.95² =
  32. 32.175² =
  33. 33.55² =
  34. 34.45² =
  35. 35.145² =
  36. 36.35² =
  37. 37.45² =
  38. 38.85² =
  39. 39.75² =
  40. 40.125² =

Answer key

  1. 11025
  2. 15625
  3. 2025
  4. 18225
  5. 3025
  6. 3025
  7. 21025
  8. 7225
  9. 625
  10. 2025
  11. 9025
  12. 3025
  13. 13225
  14. 2025
  15. 15625
  16. 9025
  17. 21025
  18. 7225
  19. 21025
  20. 34225
  21. 9025
  22. 38025
  23. 13225
  24. 225
  25. 11025
  26. 2025
  27. 34225
  28. 18225
  29. 4225
  30. 11025
  31. 9025
  32. 30625
  33. 3025
  34. 2025
  35. 21025
  36. 1225
  37. 2025
  38. 7225
  39. 5625
  40. 15625

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