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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 104 · 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. 1.85² =
  2. 2.145² =
  3. 3.195² =
  4. 4.45² =
  5. 5.15² =
  6. 6.55² =
  7. 7.65² =
  8. 8.105² =
  9. 9.165² =
  10. 10.35² =
  11. 11.135² =
  12. 12.25² =
  13. 13.15² =
  14. 14.65² =
  15. 15.125² =
  16. 16.75² =
  17. 17.25² =
  18. 18.15² =
  19. 19.45² =
  20. 20.35² =
  21. 21.45² =
  22. 22.55² =
  23. 23.145² =
  24. 24.35² =
  25. 25.75² =
  26. 26.45² =
  27. 27.115² =
  28. 28.95² =
  29. 29.45² =
  30. 30.85² =
  31. 31.115² =
  32. 32.25² =
  33. 33.35² =
  34. 34.185² =
  35. 35.105² =
  36. 36.115² =
  37. 37.195² =
  38. 38.105² =
  39. 39.135² =
  40. 40.125² =

Answer key

  1. 7225
  2. 21025
  3. 38025
  4. 2025
  5. 225
  6. 3025
  7. 4225
  8. 11025
  9. 27225
  10. 1225
  11. 18225
  12. 625
  13. 225
  14. 4225
  15. 15625
  16. 5625
  17. 625
  18. 225
  19. 2025
  20. 1225
  21. 2025
  22. 3025
  23. 21025
  24. 1225
  25. 5625
  26. 2025
  27. 13225
  28. 9025
  29. 2025
  30. 7225
  31. 13225
  32. 625
  33. 1225
  34. 34225
  35. 11025
  36. 13225
  37. 38025
  38. 11025
  39. 18225
  40. 15625

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