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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 370 · 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. 2.51² =
  3. 3.96² =
  4. 4.96² =
  5. 5.84² =
  6. 6.81² =
  7. 7.76² =
  8. 8.74² =
  9. 9.16² =
  10. 10.206² =
  11. 11.26² =
  12. 12.36² =
  13. 13.21² =
  14. 14.181² =
  15. 15.41² =
  16. 16.71² =
  17. 17.46² =
  18. 18.91² =
  19. 19.281² =
  20. 20.16² =
  21. 21.96² =
  22. 22.21² =
  23. 23.86² =
  24. 24.261² =
  25. 25.61² =
  26. 26.194² =
  27. 27.206² =
  28. 28.31² =
  29. 29.34² =
  30. 30.116² =
  31. 31.54² =
  32. 32.96² =
  33. 33.234² =
  34. 34.24² =
  35. 35.81² =
  36. 36.66² =
  37. 37.206² =
  38. 38.81² =
  39. 39.256² =
  40. 40.136² =

Answer key

  1. 961
  2. 2601
  3. 9216
  4. 9216
  5. 7056
  6. 6561
  7. 5776
  8. 5476
  9. 256
  10. 42436
  11. 676
  12. 1296
  13. 441
  14. 32761
  15. 1681
  16. 5041
  17. 2116
  18. 8281
  19. 78961
  20. 256
  21. 9216
  22. 441
  23. 7396
  24. 68121
  25. 3721
  26. 37636
  27. 42436
  28. 961
  29. 1156
  30. 13456
  31. 2916
  32. 9216
  33. 54756
  34. 576
  35. 6561
  36. 4356
  37. 42436
  38. 6561
  39. 65536
  40. 18496

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