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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 266 · 40 sums
TalentJR

The trick (Ekadhikena Purvena): Ending in 1 (t1): t² | 2 × t | 1, carrying from the right. Ending in 4: square the next number (ends in 5), then take away the two numbers added together. Ending in 6: square the number before (ends in 5), then add the two numbers.

NameDateTime takenScore ___ / 40
  1. 1.61² =
  2. 2.244² =
  3. 3.66² =
  4. 4.16² =
  5. 5.51² =
  6. 6.131² =
  7. 7.86² =
  8. 8.41² =
  9. 9.84² =
  10. 10.291² =
  11. 11.21² =
  12. 12.301² =
  13. 13.91² =
  14. 14.271² =
  15. 15.154² =
  16. 16.21² =
  17. 17.36² =
  18. 18.84² =
  19. 19.274² =
  20. 20.31² =
  21. 21.261² =
  22. 22.261² =
  23. 23.214² =
  24. 24.174² =
  25. 25.44² =
  26. 26.51² =
  27. 27.181² =
  28. 28.46² =
  29. 29.171² =
  30. 30.76² =
  31. 31.84² =
  32. 32.144² =
  33. 33.221² =
  34. 34.86² =
  35. 35.66² =
  36. 36.104² =
  37. 37.231² =
  38. 38.16² =
  39. 39.304² =
  40. 40.96² =

Answer key

  1. 3721
  2. 59536
  3. 4356
  4. 256
  5. 2601
  6. 17161
  7. 7396
  8. 1681
  9. 7056
  10. 84681
  11. 441
  12. 90601
  13. 8281
  14. 73441
  15. 23716
  16. 441
  17. 1296
  18. 7056
  19. 75076
  20. 961
  21. 68121
  22. 68121
  23. 45796
  24. 30276
  25. 1936
  26. 2601
  27. 32761
  28. 2116
  29. 29241
  30. 5776
  31. 7056
  32. 20736
  33. 48841
  34. 7396
  35. 4356
  36. 10816
  37. 53361
  38. 256
  39. 92416
  40. 9216

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