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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 403 · 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. 1.21² =
  2. 2.74² =
  3. 3.11² =
  4. 4.34² =
  5. 5.61² =
  6. 6.24² =
  7. 7.251² =
  8. 8.284² =
  9. 9.31² =
  10. 10.71² =
  11. 11.81² =
  12. 12.61² =
  13. 13.51² =
  14. 14.16² =
  15. 15.56² =
  16. 16.76² =
  17. 17.114² =
  18. 18.174² =
  19. 19.84² =
  20. 20.24² =
  21. 21.54² =
  22. 22.94² =
  23. 23.154² =
  24. 24.84² =
  25. 25.231² =
  26. 26.36² =
  27. 27.151² =
  28. 28.94² =
  29. 29.161² =
  30. 30.264² =
  31. 31.161² =
  32. 32.44² =
  33. 33.81² =
  34. 34.24² =
  35. 35.81² =
  36. 36.26² =
  37. 37.234² =
  38. 38.64² =
  39. 39.51² =
  40. 40.44² =

Answer key

  1. 441
  2. 5476
  3. 121
  4. 1156
  5. 3721
  6. 576
  7. 63001
  8. 80656
  9. 961
  10. 5041
  11. 6561
  12. 3721
  13. 2601
  14. 256
  15. 3136
  16. 5776
  17. 12996
  18. 30276
  19. 7056
  20. 576
  21. 2916
  22. 8836
  23. 23716
  24. 7056
  25. 53361
  26. 1296
  27. 22801
  28. 8836
  29. 25921
  30. 69696
  31. 25921
  32. 1936
  33. 6561
  34. 576
  35. 6561
  36. 676
  37. 54756
  38. 4096
  39. 2601
  40. 1936

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