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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 331 · 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. 2.55² =
  3. 3.65² =
  4. 4.25² =
  5. 5.45² =
  6. 6.145² =
  7. 7.125² =
  8. 8.155² =
  9. 9.185² =
  10. 10.55² =
  11. 11.115² =
  12. 12.45² =
  13. 13.195² =
  14. 14.35² =
  15. 15.25² =
  16. 16.135² =
  17. 17.185² =
  18. 18.85² =
  19. 19.75² =
  20. 20.115² =
  21. 21.175² =
  22. 22.75² =
  23. 23.35² =
  24. 24.165² =
  25. 25.25² =
  26. 26.35² =
  27. 27.95² =
  28. 28.125² =
  29. 29.125² =
  30. 30.195² =
  31. 31.95² =
  32. 32.125² =
  33. 33.135² =
  34. 34.165² =
  35. 35.185² =
  36. 36.45² =
  37. 37.25² =
  38. 38.75² =
  39. 39.95² =
  40. 40.105² =

Answer key

  1. 225
  2. 3025
  3. 4225
  4. 625
  5. 2025
  6. 21025
  7. 15625
  8. 24025
  9. 34225
  10. 3025
  11. 13225
  12. 2025
  13. 38025
  14. 1225
  15. 625
  16. 18225
  17. 34225
  18. 7225
  19. 5625
  20. 13225
  21. 30625
  22. 5625
  23. 1225
  24. 27225
  25. 625
  26. 1225
  27. 9025
  28. 15625
  29. 15625
  30. 38025
  31. 9025
  32. 15625
  33. 18225
  34. 27225
  35. 34225
  36. 2025
  37. 625
  38. 5625
  39. 9025
  40. 11025

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