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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 21 · 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. 1.185² =
  2. 2.145² =
  3. 3.175² =
  4. 4.85² =
  5. 5.115² =
  6. 6.115² =
  7. 7.145² =
  8. 8.15² =
  9. 9.135² =
  10. 10.95² =
  11. 11.135² =
  12. 12.135² =
  13. 13.35² =
  14. 14.15² =
  15. 15.165² =
  16. 16.25² =
  17. 17.25² =
  18. 18.95² =
  19. 19.165² =
  20. 20.115² =
  21. 21.115² =
  22. 22.15² =
  23. 23.55² =
  24. 24.165² =
  25. 25.35² =
  26. 26.25² =
  27. 27.65² =
  28. 28.125² =
  29. 29.195² =
  30. 30.15² =
  31. 31.155² =
  32. 32.125² =
  33. 33.135² =
  34. 34.75² =
  35. 35.185² =
  36. 36.25² =
  37. 37.175² =
  38. 38.65² =
  39. 39.65² =
  40. 40.135² =

Answer key

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

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