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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 220 · 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. 1.221² =
  2. 2.131² =
  3. 3.36² =
  4. 4.151² =
  5. 5.46² =
  6. 6.56² =
  7. 7.31² =
  8. 8.34² =
  9. 9.11² =
  10. 10.96² =
  11. 11.34² =
  12. 12.74² =
  13. 13.281² =
  14. 14.94² =
  15. 15.201² =
  16. 16.94² =
  17. 17.91² =
  18. 18.61² =
  19. 19.221² =
  20. 20.96² =
  21. 21.61² =
  22. 22.91² =
  23. 23.151² =
  24. 24.21² =
  25. 25.26² =
  26. 26.11² =
  27. 27.121² =
  28. 28.241² =
  29. 29.94² =
  30. 30.94² =
  31. 31.81² =
  32. 32.76² =
  33. 33.101² =
  34. 34.104² =
  35. 35.101² =
  36. 36.41² =
  37. 37.66² =
  38. 38.31² =
  39. 39.294² =
  40. 40.96² =

Answer key

  1. 48841
  2. 17161
  3. 1296
  4. 22801
  5. 2116
  6. 3136
  7. 961
  8. 1156
  9. 121
  10. 9216
  11. 1156
  12. 5476
  13. 78961
  14. 8836
  15. 40401
  16. 8836
  17. 8281
  18. 3721
  19. 48841
  20. 9216
  21. 3721
  22. 8281
  23. 22801
  24. 441
  25. 676
  26. 121
  27. 14641
  28. 58081
  29. 8836
  30. 8836
  31. 6561
  32. 5776
  33. 10201
  34. 10816
  35. 10201
  36. 1681
  37. 4356
  38. 961
  39. 86436
  40. 9216

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