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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 920 · 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. 1.15² =
  2. 2.115² =
  3. 3.165² =
  4. 4.185² =
  5. 5.35² =
  6. 6.125² =
  7. 7.25² =
  8. 8.175² =
  9. 9.55² =
  10. 10.165² =
  11. 11.135² =
  12. 12.85² =
  13. 13.115² =
  14. 14.65² =
  15. 15.25² =
  16. 16.165² =
  17. 17.185² =
  18. 18.185² =
  19. 19.105² =
  20. 20.35² =
  21. 21.125² =
  22. 22.25² =
  23. 23.185² =
  24. 24.125² =
  25. 25.95² =
  26. 26.35² =
  27. 27.125² =
  28. 28.105² =
  29. 29.65² =
  30. 30.125² =
  31. 31.75² =
  32. 32.75² =
  33. 33.55² =
  34. 34.135² =
  35. 35.45² =
  36. 36.45² =
  37. 37.165² =
  38. 38.95² =
  39. 39.185² =
  40. 40.135² =

Answer key

  1. 225
  2. 13225
  3. 27225
  4. 34225
  5. 1225
  6. 15625
  7. 625
  8. 30625
  9. 3025
  10. 27225
  11. 18225
  12. 7225
  13. 13225
  14. 4225
  15. 625
  16. 27225
  17. 34225
  18. 34225
  19. 11025
  20. 1225
  21. 15625
  22. 625
  23. 34225
  24. 15625
  25. 9025
  26. 1225
  27. 15625
  28. 11025
  29. 4225
  30. 15625
  31. 5625
  32. 5625
  33. 3025
  34. 18225
  35. 2025
  36. 2025
  37. 27225
  38. 9025
  39. 34225
  40. 18225

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