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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 590 · 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. 1.11² =
  2. 2.86² =
  3. 3.146² =
  4. 4.36² =
  5. 5.94² =
  6. 6.116² =
  7. 7.94² =
  8. 8.181² =
  9. 9.54² =
  10. 10.81² =
  11. 11.264² =
  12. 12.56² =
  13. 13.76² =
  14. 14.14² =
  15. 15.76² =
  16. 16.11² =
  17. 17.16² =
  18. 18.131² =
  19. 19.171² =
  20. 20.56² =
  21. 21.171² =
  22. 22.101² =
  23. 23.166² =
  24. 24.281² =
  25. 25.56² =
  26. 26.41² =
  27. 27.24² =
  28. 28.214² =
  29. 29.61² =
  30. 30.26² =
  31. 31.206² =
  32. 32.14² =
  33. 33.146² =
  34. 34.281² =
  35. 35.211² =
  36. 36.106² =
  37. 37.301² =
  38. 38.56² =
  39. 39.154² =
  40. 40.91² =

Answer key

  1. 121
  2. 7396
  3. 21316
  4. 1296
  5. 8836
  6. 13456
  7. 8836
  8. 32761
  9. 2916
  10. 6561
  11. 69696
  12. 3136
  13. 5776
  14. 196
  15. 5776
  16. 121
  17. 256
  18. 17161
  19. 29241
  20. 3136
  21. 29241
  22. 10201
  23. 27556
  24. 78961
  25. 3136
  26. 1681
  27. 576
  28. 45796
  29. 3721
  30. 676
  31. 42436
  32. 196
  33. 21316
  34. 78961
  35. 44521
  36. 11236
  37. 90601
  38. 3136
  39. 23716
  40. 8281

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