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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 9 · 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. 1.51² =
  2. 2.304² =
  3. 3.46² =
  4. 4.71² =
  5. 5.64² =
  6. 6.26² =
  7. 7.274² =
  8. 8.64² =
  9. 9.21² =
  10. 10.76² =
  11. 11.96² =
  12. 12.194² =
  13. 13.274² =
  14. 14.24² =
  15. 15.211² =
  16. 16.34² =
  17. 17.134² =
  18. 18.41² =
  19. 19.86² =
  20. 20.54² =
  21. 21.34² =
  22. 22.224² =
  23. 23.201² =
  24. 24.176² =
  25. 25.54² =
  26. 26.101² =
  27. 27.64² =
  28. 28.86² =
  29. 29.54² =
  30. 30.11² =
  31. 31.254² =
  32. 32.11² =
  33. 33.36² =
  34. 34.31² =
  35. 35.231² =
  36. 36.256² =
  37. 37.61² =
  38. 38.24² =
  39. 39.51² =
  40. 40.16² =

Answer key

  1. 2601
  2. 92416
  3. 2116
  4. 5041
  5. 4096
  6. 676
  7. 75076
  8. 4096
  9. 441
  10. 5776
  11. 9216
  12. 37636
  13. 75076
  14. 576
  15. 44521
  16. 1156
  17. 17956
  18. 1681
  19. 7396
  20. 2916
  21. 1156
  22. 50176
  23. 40401
  24. 30976
  25. 2916
  26. 10201
  27. 4096
  28. 7396
  29. 2916
  30. 121
  31. 64516
  32. 121
  33. 1296
  34. 961
  35. 53361
  36. 65536
  37. 3721
  38. 576
  39. 2601
  40. 256

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