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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 275 · 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. 1.21² =
  2. 2.11² =
  3. 3.291² =
  4. 4.96² =
  5. 5.21² =
  6. 6.296² =
  7. 7.14² =
  8. 8.306² =
  9. 9.171² =
  10. 10.26² =
  11. 11.231² =
  12. 12.21² =
  13. 13.224² =
  14. 14.91² =
  15. 15.211² =
  16. 16.34² =
  17. 17.81² =
  18. 18.71² =
  19. 19.14² =
  20. 20.264² =
  21. 21.281² =
  22. 22.141² =
  23. 23.46² =
  24. 24.221² =
  25. 25.26² =
  26. 26.261² =
  27. 27.14² =
  28. 28.151² =
  29. 29.244² =
  30. 30.21² =
  31. 31.46² =
  32. 32.56² =
  33. 33.84² =
  34. 34.44² =
  35. 35.216² =
  36. 36.96² =
  37. 37.114² =
  38. 38.16² =
  39. 39.76² =
  40. 40.54² =

Answer key

  1. 441
  2. 121
  3. 84681
  4. 9216
  5. 441
  6. 87616
  7. 196
  8. 93636
  9. 29241
  10. 676
  11. 53361
  12. 441
  13. 50176
  14. 8281
  15. 44521
  16. 1156
  17. 6561
  18. 5041
  19. 196
  20. 69696
  21. 78961
  22. 19881
  23. 2116
  24. 48841
  25. 676
  26. 68121
  27. 196
  28. 22801
  29. 59536
  30. 441
  31. 2116
  32. 3136
  33. 7056
  34. 1936
  35. 46656
  36. 9216
  37. 12996
  38. 256
  39. 5776
  40. 2916

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