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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 210 · 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. 1.41² =
  2. 2.171² =
  3. 3.141² =
  4. 4.16² =
  5. 5.296² =
  6. 6.296² =
  7. 7.91² =
  8. 8.224² =
  9. 9.94² =
  10. 10.304² =
  11. 11.281² =
  12. 12.144² =
  13. 13.76² =
  14. 14.76² =
  15. 15.26² =
  16. 16.21² =
  17. 17.84² =
  18. 18.214² =
  19. 19.94² =
  20. 20.184² =
  21. 21.86² =
  22. 22.66² =
  23. 23.261² =
  24. 24.54² =
  25. 25.81² =
  26. 26.71² =
  27. 27.66² =
  28. 28.101² =
  29. 29.61² =
  30. 30.144² =
  31. 31.16² =
  32. 32.84² =
  33. 33.84² =
  34. 34.124² =
  35. 35.134² =
  36. 36.46² =
  37. 37.51² =
  38. 38.64² =
  39. 39.81² =
  40. 40.96² =

Answer key

  1. 1681
  2. 29241
  3. 19881
  4. 256
  5. 87616
  6. 87616
  7. 8281
  8. 50176
  9. 8836
  10. 92416
  11. 78961
  12. 20736
  13. 5776
  14. 5776
  15. 676
  16. 441
  17. 7056
  18. 45796
  19. 8836
  20. 33856
  21. 7396
  22. 4356
  23. 68121
  24. 2916
  25. 6561
  26. 5041
  27. 4356
  28. 10201
  29. 3721
  30. 20736
  31. 256
  32. 7056
  33. 7056
  34. 15376
  35. 17956
  36. 2116
  37. 2601
  38. 4096
  39. 6561
  40. 9216

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