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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 65 · 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. 2.35² =
  3. 3.125² =
  4. 4.155² =
  5. 5.155² =
  6. 6.115² =
  7. 7.95² =
  8. 8.75² =
  9. 9.85² =
  10. 10.165² =
  11. 11.25² =
  12. 12.145² =
  13. 13.175² =
  14. 14.95² =
  15. 15.185² =
  16. 16.165² =
  17. 17.135² =
  18. 18.145² =
  19. 19.115² =
  20. 20.165² =
  21. 21.125² =
  22. 22.15² =
  23. 23.165² =
  24. 24.135² =
  25. 25.55² =
  26. 26.155² =
  27. 27.135² =
  28. 28.65² =
  29. 29.45² =
  30. 30.25² =
  31. 31.155² =
  32. 32.185² =
  33. 33.145² =
  34. 34.145² =
  35. 35.85² =
  36. 36.55² =
  37. 37.55² =
  38. 38.145² =
  39. 39.75² =
  40. 40.85² =

Answer key

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

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