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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 625 · 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. 1.296² =
  2. 2.131² =
  3. 3.16² =
  4. 4.24² =
  5. 5.11² =
  6. 6.71² =
  7. 7.74² =
  8. 8.36² =
  9. 9.101² =
  10. 10.261² =
  11. 11.154² =
  12. 12.66² =
  13. 13.131² =
  14. 14.281² =
  15. 15.56² =
  16. 16.131² =
  17. 17.134² =
  18. 18.194² =
  19. 19.54² =
  20. 20.301² =
  21. 21.26² =
  22. 22.171² =
  23. 23.41² =
  24. 24.86² =
  25. 25.76² =
  26. 26.44² =
  27. 27.56² =
  28. 28.11² =
  29. 29.156² =
  30. 30.84² =
  31. 31.241² =
  32. 32.31² =
  33. 33.111² =
  34. 34.171² =
  35. 35.194² =
  36. 36.84² =
  37. 37.36² =
  38. 38.81² =
  39. 39.244² =
  40. 40.91² =

Answer key

  1. 87616
  2. 17161
  3. 256
  4. 576
  5. 121
  6. 5041
  7. 5476
  8. 1296
  9. 10201
  10. 68121
  11. 23716
  12. 4356
  13. 17161
  14. 78961
  15. 3136
  16. 17161
  17. 17956
  18. 37636
  19. 2916
  20. 90601
  21. 676
  22. 29241
  23. 1681
  24. 7396
  25. 5776
  26. 1936
  27. 3136
  28. 121
  29. 24336
  30. 7056
  31. 58081
  32. 961
  33. 12321
  34. 29241
  35. 37636
  36. 7056
  37. 1296
  38. 6561
  39. 59536
  40. 8281

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