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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 457 · 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. 1.301² =
  2. 2.71² =
  3. 3.204² =
  4. 4.204² =
  5. 5.81² =
  6. 6.46² =
  7. 7.256² =
  8. 8.51² =
  9. 9.151² =
  10. 10.64² =
  11. 11.186² =
  12. 12.81² =
  13. 13.141² =
  14. 14.44² =
  15. 15.134² =
  16. 16.94² =
  17. 17.14² =
  18. 18.114² =
  19. 19.11² =
  20. 20.34² =
  21. 21.21² =
  22. 22.274² =
  23. 23.81² =
  24. 24.36² =
  25. 25.84² =
  26. 26.26² =
  27. 27.54² =
  28. 28.14² =
  29. 29.94² =
  30. 30.36² =
  31. 31.151² =
  32. 32.134² =
  33. 33.134² =
  34. 34.46² =
  35. 35.264² =
  36. 36.84² =
  37. 37.291² =
  38. 38.46² =
  39. 39.206² =
  40. 40.76² =

Answer key

  1. 90601
  2. 5041
  3. 41616
  4. 41616
  5. 6561
  6. 2116
  7. 65536
  8. 2601
  9. 22801
  10. 4096
  11. 34596
  12. 6561
  13. 19881
  14. 1936
  15. 17956
  16. 8836
  17. 196
  18. 12996
  19. 121
  20. 1156
  21. 441
  22. 75076
  23. 6561
  24. 1296
  25. 7056
  26. 676
  27. 2916
  28. 196
  29. 8836
  30. 1296
  31. 22801
  32. 17956
  33. 17956
  34. 2116
  35. 69696
  36. 7056
  37. 84681
  38. 2116
  39. 42436
  40. 5776

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