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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 629 · 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. 1.31² =
  2. 2.31² =
  3. 3.86² =
  4. 4.41² =
  5. 5.54² =
  6. 6.164² =
  7. 7.76² =
  8. 8.91² =
  9. 9.166² =
  10. 10.244² =
  11. 11.94² =
  12. 12.56² =
  13. 13.116² =
  14. 14.204² =
  15. 15.11² =
  16. 16.61² =
  17. 17.141² =
  18. 18.16² =
  19. 19.16² =
  20. 20.76² =
  21. 21.54² =
  22. 22.46² =
  23. 23.24² =
  24. 24.31² =
  25. 25.201² =
  26. 26.71² =
  27. 27.231² =
  28. 28.304² =
  29. 29.46² =
  30. 30.34² =
  31. 31.74² =
  32. 32.21² =
  33. 33.91² =
  34. 34.104² =
  35. 35.11² =
  36. 36.256² =
  37. 37.61² =
  38. 38.104² =
  39. 39.26² =
  40. 40.136² =

Answer key

  1. 961
  2. 961
  3. 7396
  4. 1681
  5. 2916
  6. 26896
  7. 5776
  8. 8281
  9. 27556
  10. 59536
  11. 8836
  12. 3136
  13. 13456
  14. 41616
  15. 121
  16. 3721
  17. 19881
  18. 256
  19. 256
  20. 5776
  21. 2916
  22. 2116
  23. 576
  24. 961
  25. 40401
  26. 5041
  27. 53361
  28. 92416
  29. 2116
  30. 1156
  31. 5476
  32. 441
  33. 8281
  34. 10816
  35. 121
  36. 65536
  37. 3721
  38. 10816
  39. 676
  40. 18496

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