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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 739 · 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. 1.65² =
  2. 2.125² =
  3. 3.105² =
  4. 4.175² =
  5. 5.175² =
  6. 6.95² =
  7. 7.165² =
  8. 8.155² =
  9. 9.145² =
  10. 10.195² =
  11. 11.195² =
  12. 12.95² =
  13. 13.195² =
  14. 14.65² =
  15. 15.35² =
  16. 16.85² =
  17. 17.75² =
  18. 18.75² =
  19. 19.75² =
  20. 20.135² =
  21. 21.55² =
  22. 22.45² =
  23. 23.175² =
  24. 24.75² =
  25. 25.115² =
  26. 26.125² =
  27. 27.195² =
  28. 28.55² =
  29. 29.185² =
  30. 30.165² =
  31. 31.195² =
  32. 32.125² =
  33. 33.55² =
  34. 34.115² =
  35. 35.155² =
  36. 36.125² =
  37. 37.65² =
  38. 38.145² =
  39. 39.125² =
  40. 40.175² =

Answer key

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

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