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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 830 · 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. 1.195² =
  2. 2.115² =
  3. 3.55² =
  4. 4.45² =
  5. 5.175² =
  6. 6.65² =
  7. 7.35² =
  8. 8.65² =
  9. 9.45² =
  10. 10.115² =
  11. 11.185² =
  12. 12.125² =
  13. 13.35² =
  14. 14.195² =
  15. 15.15² =
  16. 16.15² =
  17. 17.195² =
  18. 18.155² =
  19. 19.15² =
  20. 20.85² =
  21. 21.25² =
  22. 22.35² =
  23. 23.135² =
  24. 24.185² =
  25. 25.25² =
  26. 26.95² =
  27. 27.175² =
  28. 28.75² =
  29. 29.125² =
  30. 30.15² =
  31. 31.25² =
  32. 32.135² =
  33. 33.95² =
  34. 34.55² =
  35. 35.25² =
  36. 36.25² =
  37. 37.125² =
  38. 38.155² =
  39. 39.115² =
  40. 40.125² =

Answer key

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

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