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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 611 · 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. 2.115² =
  3. 3.55² =
  4. 4.165² =
  5. 5.115² =
  6. 6.75² =
  7. 7.65² =
  8. 8.65² =
  9. 9.55² =
  10. 10.185² =
  11. 11.55² =
  12. 12.45² =
  13. 13.45² =
  14. 14.45² =
  15. 15.35² =
  16. 16.95² =
  17. 17.45² =
  18. 18.85² =
  19. 19.95² =
  20. 20.195² =
  21. 21.165² =
  22. 22.145² =
  23. 23.35² =
  24. 24.125² =
  25. 25.25² =
  26. 26.15² =
  27. 27.15² =
  28. 28.145² =
  29. 29.15² =
  30. 30.165² =
  31. 31.125² =
  32. 32.115² =
  33. 33.65² =
  34. 34.165² =
  35. 35.95² =
  36. 36.185² =
  37. 37.115² =
  38. 38.75² =
  39. 39.55² =
  40. 40.185² =

Answer key

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

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