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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 377 · 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. 1.55² =
  2. 2.35² =
  3. 3.115² =
  4. 4.185² =
  5. 5.165² =
  6. 6.165² =
  7. 7.25² =
  8. 8.55² =
  9. 9.175² =
  10. 10.15² =
  11. 11.175² =
  12. 12.165² =
  13. 13.75² =
  14. 14.75² =
  15. 15.35² =
  16. 16.135² =
  17. 17.45² =
  18. 18.15² =
  19. 19.35² =
  20. 20.125² =
  21. 21.185² =
  22. 22.85² =
  23. 23.35² =
  24. 24.165² =
  25. 25.155² =
  26. 26.165² =
  27. 27.85² =
  28. 28.15² =
  29. 29.195² =
  30. 30.55² =
  31. 31.45² =
  32. 32.115² =
  33. 33.65² =
  34. 34.125² =
  35. 35.35² =
  36. 36.135² =
  37. 37.195² =
  38. 38.125² =
  39. 39.95² =
  40. 40.145² =

Answer key

  1. 3025
  2. 1225
  3. 13225
  4. 34225
  5. 27225
  6. 27225
  7. 625
  8. 3025
  9. 30625
  10. 225
  11. 30625
  12. 27225
  13. 5625
  14. 5625
  15. 1225
  16. 18225
  17. 2025
  18. 225
  19. 1225
  20. 15625
  21. 34225
  22. 7225
  23. 1225
  24. 27225
  25. 24025
  26. 27225
  27. 7225
  28. 225
  29. 38025
  30. 3025
  31. 2025
  32. 13225
  33. 4225
  34. 15625
  35. 1225
  36. 18225
  37. 38025
  38. 15625
  39. 9025
  40. 21025

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