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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 879 · 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. 1.115² =
  2. 2.45² =
  3. 3.85² =
  4. 4.105² =
  5. 5.125² =
  6. 6.185² =
  7. 7.165² =
  8. 8.85² =
  9. 9.45² =
  10. 10.25² =
  11. 11.25² =
  12. 12.35² =
  13. 13.125² =
  14. 14.155² =
  15. 15.135² =
  16. 16.175² =
  17. 17.55² =
  18. 18.55² =
  19. 19.55² =
  20. 20.165² =
  21. 21.65² =
  22. 22.115² =
  23. 23.145² =
  24. 24.25² =
  25. 25.85² =
  26. 26.95² =
  27. 27.15² =
  28. 28.85² =
  29. 29.55² =
  30. 30.115² =
  31. 31.85² =
  32. 32.195² =
  33. 33.85² =
  34. 34.185² =
  35. 35.185² =
  36. 36.95² =
  37. 37.175² =
  38. 38.75² =
  39. 39.55² =
  40. 40.135² =

Answer key

  1. 13225
  2. 2025
  3. 7225
  4. 11025
  5. 15625
  6. 34225
  7. 27225
  8. 7225
  9. 2025
  10. 625
  11. 625
  12. 1225
  13. 15625
  14. 24025
  15. 18225
  16. 30625
  17. 3025
  18. 3025
  19. 3025
  20. 27225
  21. 4225
  22. 13225
  23. 21025
  24. 625
  25. 7225
  26. 9025
  27. 225
  28. 7225
  29. 3025
  30. 13225
  31. 7225
  32. 38025
  33. 7225
  34. 34225
  35. 34225
  36. 9025
  37. 30625
  38. 5625
  39. 3025
  40. 18225

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