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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 901 · 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. 1.145² =
  2. 2.45² =
  3. 3.15² =
  4. 4.75² =
  5. 5.45² =
  6. 6.185² =
  7. 7.155² =
  8. 8.35² =
  9. 9.115² =
  10. 10.145² =
  11. 11.95² =
  12. 12.45² =
  13. 13.185² =
  14. 14.55² =
  15. 15.125² =
  16. 16.135² =
  17. 17.55² =
  18. 18.55² =
  19. 19.25² =
  20. 20.25² =
  21. 21.125² =
  22. 22.65² =
  23. 23.35² =
  24. 24.165² =
  25. 25.135² =
  26. 26.185² =
  27. 27.85² =
  28. 28.55² =
  29. 29.135² =
  30. 30.95² =
  31. 31.35² =
  32. 32.165² =
  33. 33.25² =
  34. 34.65² =
  35. 35.95² =
  36. 36.145² =
  37. 37.125² =
  38. 38.35² =
  39. 39.15² =
  40. 40.25² =

Answer key

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

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