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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 46 · 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. 1.85² =
  2. 2.145² =
  3. 3.195² =
  4. 4.185² =
  5. 5.25² =
  6. 6.25² =
  7. 7.65² =
  8. 8.55² =
  9. 9.85² =
  10. 10.185² =
  11. 11.175² =
  12. 12.115² =
  13. 13.105² =
  14. 14.135² =
  15. 15.155² =
  16. 16.145² =
  17. 17.35² =
  18. 18.175² =
  19. 19.115² =
  20. 20.75² =
  21. 21.75² =
  22. 22.175² =
  23. 23.55² =
  24. 24.125² =
  25. 25.135² =
  26. 26.25² =
  27. 27.115² =
  28. 28.195² =
  29. 29.85² =
  30. 30.145² =
  31. 31.195² =
  32. 32.75² =
  33. 33.95² =
  34. 34.75² =
  35. 35.55² =
  36. 36.65² =
  37. 37.85² =
  38. 38.65² =
  39. 39.75² =
  40. 40.125² =

Answer key

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

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