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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 752 · 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. 1.51² =
  2. 2.34² =
  3. 3.81² =
  4. 4.41² =
  5. 5.21² =
  6. 6.131² =
  7. 7.11² =
  8. 8.41² =
  9. 9.11² =
  10. 10.46² =
  11. 11.121² =
  12. 12.176² =
  13. 13.184² =
  14. 14.74² =
  15. 15.14² =
  16. 16.184² =
  17. 17.221² =
  18. 18.254² =
  19. 19.144² =
  20. 20.16² =
  21. 21.244² =
  22. 22.64² =
  23. 23.81² =
  24. 24.16² =
  25. 25.26² =
  26. 26.111² =
  27. 27.81² =
  28. 28.81² =
  29. 29.191² =
  30. 30.26² =
  31. 31.276² =
  32. 32.284² =
  33. 33.94² =
  34. 34.46² =
  35. 35.56² =
  36. 36.224² =
  37. 37.14² =
  38. 38.16² =
  39. 39.194² =
  40. 40.41² =

Answer key

  1. 2601
  2. 1156
  3. 6561
  4. 1681
  5. 441
  6. 17161
  7. 121
  8. 1681
  9. 121
  10. 2116
  11. 14641
  12. 30976
  13. 33856
  14. 5476
  15. 196
  16. 33856
  17. 48841
  18. 64516
  19. 20736
  20. 256
  21. 59536
  22. 4096
  23. 6561
  24. 256
  25. 676
  26. 12321
  27. 6561
  28. 6561
  29. 36481
  30. 676
  31. 76176
  32. 80656
  33. 8836
  34. 2116
  35. 3136
  36. 50176
  37. 196
  38. 256
  39. 37636
  40. 1681

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