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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 140 · 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. 1.81² =
  2. 2.51² =
  3. 3.76² =
  4. 4.16² =
  5. 5.21² =
  6. 6.281² =
  7. 7.91² =
  8. 8.76² =
  9. 9.176² =
  10. 10.266² =
  11. 11.34² =
  12. 12.11² =
  13. 13.14² =
  14. 14.34² =
  15. 15.76² =
  16. 16.24² =
  17. 17.31² =
  18. 18.16² =
  19. 19.11² =
  20. 20.26² =
  21. 21.76² =
  22. 22.231² =
  23. 23.54² =
  24. 24.61² =
  25. 25.34² =
  26. 26.294² =
  27. 27.114² =
  28. 28.14² =
  29. 29.31² =
  30. 30.104² =
  31. 31.164² =
  32. 32.34² =
  33. 33.66² =
  34. 34.144² =
  35. 35.56² =
  36. 36.26² =
  37. 37.74² =
  38. 38.44² =
  39. 39.96² =
  40. 40.274² =

Answer key

  1. 6561
  2. 2601
  3. 5776
  4. 256
  5. 441
  6. 78961
  7. 8281
  8. 5776
  9. 30976
  10. 70756
  11. 1156
  12. 121
  13. 196
  14. 1156
  15. 5776
  16. 576
  17. 961
  18. 256
  19. 121
  20. 676
  21. 5776
  22. 53361
  23. 2916
  24. 3721
  25. 1156
  26. 86436
  27. 12996
  28. 196
  29. 961
  30. 10816
  31. 26896
  32. 1156
  33. 4356
  34. 20736
  35. 3136
  36. 676
  37. 5476
  38. 1936
  39. 9216
  40. 75076

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