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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 505 · 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. 1.244² =
  2. 2.14² =
  3. 3.184² =
  4. 4.94² =
  5. 5.114² =
  6. 6.91² =
  7. 7.134² =
  8. 8.41² =
  9. 9.221² =
  10. 10.281² =
  11. 11.91² =
  12. 12.214² =
  13. 13.261² =
  14. 14.121² =
  15. 15.226² =
  16. 16.24² =
  17. 17.94² =
  18. 18.26² =
  19. 19.14² =
  20. 20.131² =
  21. 21.221² =
  22. 22.61² =
  23. 23.274² =
  24. 24.61² =
  25. 25.11² =
  26. 26.274² =
  27. 27.251² =
  28. 28.231² =
  29. 29.131² =
  30. 30.54² =
  31. 31.171² =
  32. 32.71² =
  33. 33.21² =
  34. 34.154² =
  35. 35.46² =
  36. 36.116² =
  37. 37.56² =
  38. 38.14² =
  39. 39.31² =
  40. 40.146² =

Answer key

  1. 59536
  2. 196
  3. 33856
  4. 8836
  5. 12996
  6. 8281
  7. 17956
  8. 1681
  9. 48841
  10. 78961
  11. 8281
  12. 45796
  13. 68121
  14. 14641
  15. 51076
  16. 576
  17. 8836
  18. 676
  19. 196
  20. 17161
  21. 48841
  22. 3721
  23. 75076
  24. 3721
  25. 121
  26. 75076
  27. 63001
  28. 53361
  29. 17161
  30. 2916
  31. 29241
  32. 5041
  33. 441
  34. 23716
  35. 2116
  36. 13456
  37. 3136
  38. 196
  39. 961
  40. 21316

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