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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 18 · 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. 1.96² =
  2. 2.21² =
  3. 3.61² =
  4. 4.91² =
  5. 5.116² =
  6. 6.91² =
  7. 7.24² =
  8. 8.284² =
  9. 9.21² =
  10. 10.24² =
  11. 11.86² =
  12. 12.191² =
  13. 13.164² =
  14. 14.146² =
  15. 15.81² =
  16. 16.44² =
  17. 17.31² =
  18. 18.64² =
  19. 19.76² =
  20. 20.46² =
  21. 21.174² =
  22. 22.171² =
  23. 23.24² =
  24. 24.16² =
  25. 25.84² =
  26. 26.166² =
  27. 27.254² =
  28. 28.51² =
  29. 29.114² =
  30. 30.234² =
  31. 31.24² =
  32. 32.131² =
  33. 33.31² =
  34. 34.134² =
  35. 35.81² =
  36. 36.34² =
  37. 37.71² =
  38. 38.126² =
  39. 39.71² =
  40. 40.26² =

Answer key

  1. 9216
  2. 441
  3. 3721
  4. 8281
  5. 13456
  6. 8281
  7. 576
  8. 80656
  9. 441
  10. 576
  11. 7396
  12. 36481
  13. 26896
  14. 21316
  15. 6561
  16. 1936
  17. 961
  18. 4096
  19. 5776
  20. 2116
  21. 30276
  22. 29241
  23. 576
  24. 256
  25. 7056
  26. 27556
  27. 64516
  28. 2601
  29. 12996
  30. 54756
  31. 576
  32. 17161
  33. 961
  34. 17956
  35. 6561
  36. 1156
  37. 5041
  38. 15876
  39. 5041
  40. 676

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