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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 138 · 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. 1.165² =
  2. 2.25² =
  3. 3.145² =
  4. 4.95² =
  5. 5.25² =
  6. 6.15² =
  7. 7.195² =
  8. 8.165² =
  9. 9.165² =
  10. 10.155² =
  11. 11.115² =
  12. 12.85² =
  13. 13.15² =
  14. 14.45² =
  15. 15.135² =
  16. 16.45² =
  17. 17.35² =
  18. 18.35² =
  19. 19.105² =
  20. 20.65² =
  21. 21.155² =
  22. 22.95² =
  23. 23.65² =
  24. 24.125² =
  25. 25.185² =
  26. 26.115² =
  27. 27.65² =
  28. 28.195² =
  29. 29.195² =
  30. 30.55² =
  31. 31.75² =
  32. 32.25² =
  33. 33.165² =
  34. 34.195² =
  35. 35.125² =
  36. 36.25² =
  37. 37.95² =
  38. 38.125² =
  39. 39.145² =
  40. 40.115² =

Answer key

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

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