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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 419 · 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. 1.81² =
  2. 2.86² =
  3. 3.186² =
  4. 4.21² =
  5. 5.114² =
  6. 6.91² =
  7. 7.194² =
  8. 8.286² =
  9. 9.121² =
  10. 10.24² =
  11. 11.181² =
  12. 12.64² =
  13. 13.246² =
  14. 14.11² =
  15. 15.261² =
  16. 16.34² =
  17. 17.76² =
  18. 18.76² =
  19. 19.24² =
  20. 20.84² =
  21. 21.51² =
  22. 22.154² =
  23. 23.74² =
  24. 24.24² =
  25. 25.44² =
  26. 26.301² =
  27. 27.216² =
  28. 28.64² =
  29. 29.14² =
  30. 30.31² =
  31. 31.64² =
  32. 32.96² =
  33. 33.201² =
  34. 34.176² =
  35. 35.56² =
  36. 36.266² =
  37. 37.46² =
  38. 38.21² =
  39. 39.131² =
  40. 40.26² =

Answer key

  1. 6561
  2. 7396
  3. 34596
  4. 441
  5. 12996
  6. 8281
  7. 37636
  8. 81796
  9. 14641
  10. 576
  11. 32761
  12. 4096
  13. 60516
  14. 121
  15. 68121
  16. 1156
  17. 5776
  18. 5776
  19. 576
  20. 7056
  21. 2601
  22. 23716
  23. 5476
  24. 576
  25. 1936
  26. 90601
  27. 46656
  28. 4096
  29. 196
  30. 961
  31. 4096
  32. 9216
  33. 40401
  34. 30976
  35. 3136
  36. 70756
  37. 2116
  38. 441
  39. 17161
  40. 676

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