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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 901 · 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. 2.204² =
  3. 3.184² =
  4. 4.214² =
  5. 5.26² =
  6. 6.191² =
  7. 7.76² =
  8. 8.181² =
  9. 9.64² =
  10. 10.81² =
  11. 11.71² =
  12. 12.46² =
  13. 13.54² =
  14. 14.151² =
  15. 15.16² =
  16. 16.46² =
  17. 17.64² =
  18. 18.84² =
  19. 19.91² =
  20. 20.14² =
  21. 21.56² =
  22. 22.26² =
  23. 23.56² =
  24. 24.136² =
  25. 25.76² =
  26. 26.26² =
  27. 27.66² =
  28. 28.26² =
  29. 29.116² =
  30. 30.51² =
  31. 31.136² =
  32. 32.11² =
  33. 33.156² =
  34. 34.96² =
  35. 35.114² =
  36. 36.54² =
  37. 37.201² =
  38. 38.184² =
  39. 39.36² =
  40. 40.184² =

Answer key

  1. 3721
  2. 41616
  3. 33856
  4. 45796
  5. 676
  6. 36481
  7. 5776
  8. 32761
  9. 4096
  10. 6561
  11. 5041
  12. 2116
  13. 2916
  14. 22801
  15. 256
  16. 2116
  17. 4096
  18. 7056
  19. 8281
  20. 196
  21. 3136
  22. 676
  23. 3136
  24. 18496
  25. 5776
  26. 676
  27. 4356
  28. 676
  29. 13456
  30. 2601
  31. 18496
  32. 121
  33. 24336
  34. 9216
  35. 12996
  36. 2916
  37. 40401
  38. 33856
  39. 1296
  40. 33856

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