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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 361 · 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. 1.21² =
  2. 2.46² =
  3. 3.36² =
  4. 4.231² =
  5. 5.24² =
  6. 6.61² =
  7. 7.291² =
  8. 8.176² =
  9. 9.76² =
  10. 10.31² =
  11. 11.186² =
  12. 12.116² =
  13. 13.84² =
  14. 14.14² =
  15. 15.64² =
  16. 16.26² =
  17. 17.41² =
  18. 18.66² =
  19. 19.134² =
  20. 20.21² =
  21. 21.34² =
  22. 22.21² =
  23. 23.86² =
  24. 24.174² =
  25. 25.111² =
  26. 26.14² =
  27. 27.211² =
  28. 28.11² =
  29. 29.91² =
  30. 30.124² =
  31. 31.64² =
  32. 32.81² =
  33. 33.241² =
  34. 34.161² =
  35. 35.54² =
  36. 36.101² =
  37. 37.186² =
  38. 38.76² =
  39. 39.176² =
  40. 40.196² =

Answer key

  1. 441
  2. 2116
  3. 1296
  4. 53361
  5. 576
  6. 3721
  7. 84681
  8. 30976
  9. 5776
  10. 961
  11. 34596
  12. 13456
  13. 7056
  14. 196
  15. 4096
  16. 676
  17. 1681
  18. 4356
  19. 17956
  20. 441
  21. 1156
  22. 441
  23. 7396
  24. 30276
  25. 12321
  26. 196
  27. 44521
  28. 121
  29. 8281
  30. 15376
  31. 4096
  32. 6561
  33. 58081
  34. 25921
  35. 2916
  36. 10201
  37. 34596
  38. 5776
  39. 30976
  40. 38416

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