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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 371 · 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. 2.115² =
  3. 3.45² =
  4. 4.165² =
  5. 5.45² =
  6. 6.155² =
  7. 7.15² =
  8. 8.35² =
  9. 9.95² =
  10. 10.145² =
  11. 11.95² =
  12. 12.185² =
  13. 13.65² =
  14. 14.65² =
  15. 15.85² =
  16. 16.115² =
  17. 17.195² =
  18. 18.175² =
  19. 19.25² =
  20. 20.85² =
  21. 21.165² =
  22. 22.185² =
  23. 23.155² =
  24. 24.165² =
  25. 25.25² =
  26. 26.165² =
  27. 27.55² =
  28. 28.25² =
  29. 29.35² =
  30. 30.155² =
  31. 31.125² =
  32. 32.75² =
  33. 33.185² =
  34. 34.35² =
  35. 35.125² =
  36. 36.135² =
  37. 37.135² =
  38. 38.25² =
  39. 39.115² =
  40. 40.145² =

Answer key

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

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