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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 708 · 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. 1.31² =
  2. 2.61² =
  3. 3.161² =
  4. 4.76² =
  5. 5.111² =
  6. 6.131² =
  7. 7.84² =
  8. 8.86² =
  9. 9.146² =
  10. 10.201² =
  11. 11.214² =
  12. 12.221² =
  13. 13.56² =
  14. 14.61² =
  15. 15.231² =
  16. 16.11² =
  17. 17.46² =
  18. 18.41² =
  19. 19.136² =
  20. 20.54² =
  21. 21.94² =
  22. 22.134² =
  23. 23.76² =
  24. 24.291² =
  25. 25.56² =
  26. 26.96² =
  27. 27.201² =
  28. 28.36² =
  29. 29.96² =
  30. 30.36² =
  31. 31.84² =
  32. 32.56² =
  33. 33.111² =
  34. 34.256² =
  35. 35.74² =
  36. 36.11² =
  37. 37.306² =
  38. 38.64² =
  39. 39.196² =
  40. 40.84² =

Answer key

  1. 961
  2. 3721
  3. 25921
  4. 5776
  5. 12321
  6. 17161
  7. 7056
  8. 7396
  9. 21316
  10. 40401
  11. 45796
  12. 48841
  13. 3136
  14. 3721
  15. 53361
  16. 121
  17. 2116
  18. 1681
  19. 18496
  20. 2916
  21. 8836
  22. 17956
  23. 5776
  24. 84681
  25. 3136
  26. 9216
  27. 40401
  28. 1296
  29. 9216
  30. 1296
  31. 7056
  32. 3136
  33. 12321
  34. 65536
  35. 5476
  36. 121
  37. 93636
  38. 4096
  39. 38416
  40. 7056

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