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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 601 · 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. 1.16² =
  2. 2.191² =
  3. 3.56² =
  4. 4.301² =
  5. 5.41² =
  6. 6.64² =
  7. 7.51² =
  8. 8.86² =
  9. 9.154² =
  10. 10.271² =
  11. 11.131² =
  12. 12.26² =
  13. 13.196² =
  14. 14.51² =
  15. 15.301² =
  16. 16.11² =
  17. 17.86² =
  18. 18.54² =
  19. 19.101² =
  20. 20.171² =
  21. 21.24² =
  22. 22.96² =
  23. 23.14² =
  24. 24.141² =
  25. 25.14² =
  26. 26.14² =
  27. 27.94² =
  28. 28.46² =
  29. 29.84² =
  30. 30.76² =
  31. 31.251² =
  32. 32.14² =
  33. 33.44² =
  34. 34.94² =
  35. 35.254² =
  36. 36.21² =
  37. 37.74² =
  38. 38.171² =
  39. 39.121² =
  40. 40.274² =

Answer key

  1. 256
  2. 36481
  3. 3136
  4. 90601
  5. 1681
  6. 4096
  7. 2601
  8. 7396
  9. 23716
  10. 73441
  11. 17161
  12. 676
  13. 38416
  14. 2601
  15. 90601
  16. 121
  17. 7396
  18. 2916
  19. 10201
  20. 29241
  21. 576
  22. 9216
  23. 196
  24. 19881
  25. 196
  26. 196
  27. 8836
  28. 2116
  29. 7056
  30. 5776
  31. 63001
  32. 196
  33. 1936
  34. 8836
  35. 64516
  36. 441
  37. 5476
  38. 29241
  39. 14641
  40. 75076

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