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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 84 · 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. 1.135² =
  2. 2.185² =
  3. 3.15² =
  4. 4.95² =
  5. 5.165² =
  6. 6.145² =
  7. 7.125² =
  8. 8.105² =
  9. 9.15² =
  10. 10.135² =
  11. 11.175² =
  12. 12.75² =
  13. 13.25² =
  14. 14.185² =
  15. 15.15² =
  16. 16.115² =
  17. 17.35² =
  18. 18.65² =
  19. 19.145² =
  20. 20.195² =
  21. 21.125² =
  22. 22.65² =
  23. 23.195² =
  24. 24.85² =
  25. 25.195² =
  26. 26.55² =
  27. 27.135² =
  28. 28.15² =
  29. 29.165² =
  30. 30.35² =
  31. 31.165² =
  32. 32.45² =
  33. 33.15² =
  34. 34.165² =
  35. 35.155² =
  36. 36.85² =
  37. 37.65² =
  38. 38.135² =
  39. 39.95² =
  40. 40.95² =

Answer key

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

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