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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 928 · 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. 1.261² =
  2. 2.51² =
  3. 3.51² =
  4. 4.21² =
  5. 5.84² =
  6. 6.16² =
  7. 7.11² =
  8. 8.94² =
  9. 9.91² =
  10. 10.94² =
  11. 11.96² =
  12. 12.81² =
  13. 13.64² =
  14. 14.16² =
  15. 15.34² =
  16. 16.91² =
  17. 17.151² =
  18. 18.26² =
  19. 19.56² =
  20. 20.111² =
  21. 21.121² =
  22. 22.94² =
  23. 23.176² =
  24. 24.86² =
  25. 25.26² =
  26. 26.84² =
  27. 27.41² =
  28. 28.204² =
  29. 29.86² =
  30. 30.66² =
  31. 31.41² =
  32. 32.151² =
  33. 33.81² =
  34. 34.114² =
  35. 35.36² =
  36. 36.221² =
  37. 37.131² =
  38. 38.161² =
  39. 39.76² =
  40. 40.281² =

Answer key

  1. 68121
  2. 2601
  3. 2601
  4. 441
  5. 7056
  6. 256
  7. 121
  8. 8836
  9. 8281
  10. 8836
  11. 9216
  12. 6561
  13. 4096
  14. 256
  15. 1156
  16. 8281
  17. 22801
  18. 676
  19. 3136
  20. 12321
  21. 14641
  22. 8836
  23. 30976
  24. 7396
  25. 676
  26. 7056
  27. 1681
  28. 41616
  29. 7396
  30. 4356
  31. 1681
  32. 22801
  33. 6561
  34. 12996
  35. 1296
  36. 48841
  37. 17161
  38. 25921
  39. 5776
  40. 78961

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