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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 747 · 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. 1.31² =
  2. 2.136² =
  3. 3.81² =
  4. 4.74² =
  5. 5.24² =
  6. 6.46² =
  7. 7.264² =
  8. 8.94² =
  9. 9.71² =
  10. 10.61² =
  11. 11.54² =
  12. 12.61² =
  13. 13.201² =
  14. 14.96² =
  15. 15.41² =
  16. 16.131² =
  17. 17.51² =
  18. 18.84² =
  19. 19.86² =
  20. 20.11² =
  21. 21.86² =
  22. 22.71² =
  23. 23.244² =
  24. 24.41² =
  25. 25.24² =
  26. 26.76² =
  27. 27.54² =
  28. 28.34² =
  29. 29.301² =
  30. 30.134² =
  31. 31.76² =
  32. 32.161² =
  33. 33.261² =
  34. 34.66² =
  35. 35.51² =
  36. 36.84² =
  37. 37.11² =
  38. 38.14² =
  39. 39.26² =
  40. 40.16² =

Answer key

  1. 961
  2. 18496
  3. 6561
  4. 5476
  5. 576
  6. 2116
  7. 69696
  8. 8836
  9. 5041
  10. 3721
  11. 2916
  12. 3721
  13. 40401
  14. 9216
  15. 1681
  16. 17161
  17. 2601
  18. 7056
  19. 7396
  20. 121
  21. 7396
  22. 5041
  23. 59536
  24. 1681
  25. 576
  26. 5776
  27. 2916
  28. 1156
  29. 90601
  30. 17956
  31. 5776
  32. 25921
  33. 68121
  34. 4356
  35. 2601
  36. 7056
  37. 121
  38. 196
  39. 676
  40. 256

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