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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 819 · 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. 1.195² =
  2. 2.95² =
  3. 3.55² =
  4. 4.185² =
  5. 5.195² =
  6. 6.75² =
  7. 7.155² =
  8. 8.155² =
  9. 9.125² =
  10. 10.125² =
  11. 11.125² =
  12. 12.55² =
  13. 13.185² =
  14. 14.45² =
  15. 15.145² =
  16. 16.85² =
  17. 17.35² =
  18. 18.145² =
  19. 19.185² =
  20. 20.65² =
  21. 21.135² =
  22. 22.125² =
  23. 23.15² =
  24. 24.175² =
  25. 25.35² =
  26. 26.75² =
  27. 27.55² =
  28. 28.155² =
  29. 29.75² =
  30. 30.175² =
  31. 31.135² =
  32. 32.85² =
  33. 33.55² =
  34. 34.155² =
  35. 35.105² =
  36. 36.95² =
  37. 37.165² =
  38. 38.125² =
  39. 39.55² =
  40. 40.145² =

Answer key

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

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