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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 683 · 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. 2.146² =
  3. 3.126² =
  4. 4.14² =
  5. 5.96² =
  6. 6.146² =
  7. 7.261² =
  8. 8.151² =
  9. 9.221² =
  10. 10.56² =
  11. 11.16² =
  12. 12.61² =
  13. 13.54² =
  14. 14.66² =
  15. 15.94² =
  16. 16.281² =
  17. 17.171² =
  18. 18.56² =
  19. 19.114² =
  20. 20.51² =
  21. 21.11² =
  22. 22.31² =
  23. 23.96² =
  24. 24.46² =
  25. 25.11² =
  26. 26.81² =
  27. 27.34² =
  28. 28.131² =
  29. 29.26² =
  30. 30.76² =
  31. 31.31² =
  32. 32.64² =
  33. 33.64² =
  34. 34.86² =
  35. 35.16² =
  36. 36.191² =
  37. 37.294² =
  38. 38.74² =
  39. 39.81² =
  40. 40.206² =

Answer key

  1. 3721
  2. 21316
  3. 15876
  4. 196
  5. 9216
  6. 21316
  7. 68121
  8. 22801
  9. 48841
  10. 3136
  11. 256
  12. 3721
  13. 2916
  14. 4356
  15. 8836
  16. 78961
  17. 29241
  18. 3136
  19. 12996
  20. 2601
  21. 121
  22. 961
  23. 9216
  24. 2116
  25. 121
  26. 6561
  27. 1156
  28. 17161
  29. 676
  30. 5776
  31. 961
  32. 4096
  33. 4096
  34. 7396
  35. 256
  36. 36481
  37. 86436
  38. 5476
  39. 6561
  40. 42436

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