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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 272 · 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. 1.26² =
  2. 2.206² =
  3. 3.34² =
  4. 4.21² =
  5. 5.224² =
  6. 6.261² =
  7. 7.134² =
  8. 8.74² =
  9. 9.21² =
  10. 10.221² =
  11. 11.264² =
  12. 12.94² =
  13. 13.16² =
  14. 14.56² =
  15. 15.254² =
  16. 16.56² =
  17. 17.206² =
  18. 18.34² =
  19. 19.61² =
  20. 20.251² =
  21. 21.76² =
  22. 22.14² =
  23. 23.264² =
  24. 24.134² =
  25. 25.11² =
  26. 26.261² =
  27. 27.34² =
  28. 28.26² =
  29. 29.96² =
  30. 30.21² =
  31. 31.36² =
  32. 32.261² =
  33. 33.81² =
  34. 34.36² =
  35. 35.61² =
  36. 36.76² =
  37. 37.94² =
  38. 38.61² =
  39. 39.24² =
  40. 40.31² =

Answer key

  1. 676
  2. 42436
  3. 1156
  4. 441
  5. 50176
  6. 68121
  7. 17956
  8. 5476
  9. 441
  10. 48841
  11. 69696
  12. 8836
  13. 256
  14. 3136
  15. 64516
  16. 3136
  17. 42436
  18. 1156
  19. 3721
  20. 63001
  21. 5776
  22. 196
  23. 69696
  24. 17956
  25. 121
  26. 68121
  27. 1156
  28. 676
  29. 9216
  30. 441
  31. 1296
  32. 68121
  33. 6561
  34. 1296
  35. 3721
  36. 5776
  37. 8836
  38. 3721
  39. 576
  40. 961

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