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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 170 · 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. 1.45² =
  2. 2.125² =
  3. 3.175² =
  4. 4.55² =
  5. 5.155² =
  6. 6.175² =
  7. 7.125² =
  8. 8.135² =
  9. 9.95² =
  10. 10.25² =
  11. 11.85² =
  12. 12.155² =
  13. 13.75² =
  14. 14.85² =
  15. 15.195² =
  16. 16.185² =
  17. 17.25² =
  18. 18.195² =
  19. 19.185² =
  20. 20.125² =
  21. 21.175² =
  22. 22.55² =
  23. 23.165² =
  24. 24.75² =
  25. 25.35² =
  26. 26.115² =
  27. 27.105² =
  28. 28.15² =
  29. 29.55² =
  30. 30.135² =
  31. 31.75² =
  32. 32.75² =
  33. 33.95² =
  34. 34.185² =
  35. 35.95² =
  36. 36.75² =
  37. 37.65² =
  38. 38.55² =
  39. 39.165² =
  40. 40.175² =

Answer key

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

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