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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 5 · 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. 1.45² =
  2. 2.35² =
  3. 3.35² =
  4. 4.185² =
  5. 5.15² =
  6. 6.95² =
  7. 7.195² =
  8. 8.25² =
  9. 9.135² =
  10. 10.195² =
  11. 11.85² =
  12. 12.125² =
  13. 13.65² =
  14. 14.15² =
  15. 15.155² =
  16. 16.145² =
  17. 17.145² =
  18. 18.35² =
  19. 19.105² =
  20. 20.155² =
  21. 21.145² =
  22. 22.185² =
  23. 23.185² =
  24. 24.195² =
  25. 25.55² =
  26. 26.25² =
  27. 27.105² =
  28. 28.165² =
  29. 29.55² =
  30. 30.165² =
  31. 31.55² =
  32. 32.15² =
  33. 33.75² =
  34. 34.75² =
  35. 35.25² =
  36. 36.155² =
  37. 37.15² =
  38. 38.35² =
  39. 39.195² =
  40. 40.25² =

Answer key

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

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