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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 909 · 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. 2.115² =
  3. 3.75² =
  4. 4.125² =
  5. 5.25² =
  6. 6.115² =
  7. 7.85² =
  8. 8.85² =
  9. 9.85² =
  10. 10.165² =
  11. 11.195² =
  12. 12.55² =
  13. 13.185² =
  14. 14.165² =
  15. 15.65² =
  16. 16.165² =
  17. 17.195² =
  18. 18.65² =
  19. 19.35² =
  20. 20.105² =
  21. 21.75² =
  22. 22.65² =
  23. 23.175² =
  24. 24.95² =
  25. 25.115² =
  26. 26.125² =
  27. 27.105² =
  28. 28.25² =
  29. 29.35² =
  30. 30.145² =
  31. 31.105² =
  32. 32.75² =
  33. 33.185² =
  34. 34.35² =
  35. 35.55² =
  36. 36.135² =
  37. 37.85² =
  38. 38.155² =
  39. 39.35² =
  40. 40.185² =

Answer key

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

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