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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 440 · 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. 1.11² =
  2. 2.291² =
  3. 3.11² =
  4. 4.74² =
  5. 5.231² =
  6. 6.161² =
  7. 7.51² =
  8. 8.31² =
  9. 9.201² =
  10. 10.44² =
  11. 11.261² =
  12. 12.146² =
  13. 13.81² =
  14. 14.86² =
  15. 15.91² =
  16. 16.66² =
  17. 17.61² =
  18. 18.64² =
  19. 19.51² =
  20. 20.191² =
  21. 21.216² =
  22. 22.34² =
  23. 23.81² =
  24. 24.46² =
  25. 25.26² =
  26. 26.56² =
  27. 27.96² =
  28. 28.91² =
  29. 29.21² =
  30. 30.204² =
  31. 31.21² =
  32. 32.106² =
  33. 33.211² =
  34. 34.26² =
  35. 35.54² =
  36. 36.71² =
  37. 37.51² =
  38. 38.44² =
  39. 39.44² =
  40. 40.216² =

Answer key

  1. 121
  2. 84681
  3. 121
  4. 5476
  5. 53361
  6. 25921
  7. 2601
  8. 961
  9. 40401
  10. 1936
  11. 68121
  12. 21316
  13. 6561
  14. 7396
  15. 8281
  16. 4356
  17. 3721
  18. 4096
  19. 2601
  20. 36481
  21. 46656
  22. 1156
  23. 6561
  24. 2116
  25. 676
  26. 3136
  27. 9216
  28. 8281
  29. 441
  30. 41616
  31. 441
  32. 11236
  33. 44521
  34. 676
  35. 2916
  36. 5041
  37. 2601
  38. 1936
  39. 1936
  40. 46656

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