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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 67 · 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. 1.155² =
  2. 2.125² =
  3. 3.165² =
  4. 4.185² =
  5. 5.185² =
  6. 6.85² =
  7. 7.145² =
  8. 8.65² =
  9. 9.145² =
  10. 10.115² =
  11. 11.145² =
  12. 12.75² =
  13. 13.115² =
  14. 14.65² =
  15. 15.135² =
  16. 16.35² =
  17. 17.165² =
  18. 18.165² =
  19. 19.145² =
  20. 20.115² =
  21. 21.65² =
  22. 22.95² =
  23. 23.175² =
  24. 24.185² =
  25. 25.145² =
  26. 26.65² =
  27. 27.135² =
  28. 28.35² =
  29. 29.135² =
  30. 30.75² =
  31. 31.135² =
  32. 32.155² =
  33. 33.15² =
  34. 34.25² =
  35. 35.25² =
  36. 36.35² =
  37. 37.65² =
  38. 38.105² =
  39. 39.145² =
  40. 40.115² =

Answer key

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

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