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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 929 · 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. 2.61² =
  3. 3.144² =
  4. 4.46² =
  5. 5.71² =
  6. 6.96² =
  7. 7.94² =
  8. 8.236² =
  9. 9.86² =
  10. 10.76² =
  11. 11.61² =
  12. 12.164² =
  13. 13.74² =
  14. 14.201² =
  15. 15.144² =
  16. 16.16² =
  17. 17.76² =
  18. 18.54² =
  19. 19.134² =
  20. 20.191² =
  21. 21.256² =
  22. 22.16² =
  23. 23.281² =
  24. 24.26² =
  25. 25.254² =
  26. 26.16² =
  27. 27.81² =
  28. 28.131² =
  29. 29.111² =
  30. 30.44² =
  31. 31.86² =
  32. 32.94² =
  33. 33.56² =
  34. 34.91² =
  35. 35.51² =
  36. 36.71² =
  37. 37.54² =
  38. 38.91² =
  39. 39.81² =
  40. 40.156² =

Answer key

  1. 121
  2. 3721
  3. 20736
  4. 2116
  5. 5041
  6. 9216
  7. 8836
  8. 55696
  9. 7396
  10. 5776
  11. 3721
  12. 26896
  13. 5476
  14. 40401
  15. 20736
  16. 256
  17. 5776
  18. 2916
  19. 17956
  20. 36481
  21. 65536
  22. 256
  23. 78961
  24. 676
  25. 64516
  26. 256
  27. 6561
  28. 17161
  29. 12321
  30. 1936
  31. 7396
  32. 8836
  33. 3136
  34. 8281
  35. 2601
  36. 5041
  37. 2916
  38. 8281
  39. 6561
  40. 24336

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