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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 597 · 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. 1.284² =
  2. 2.101² =
  3. 3.74² =
  4. 4.131² =
  5. 5.94² =
  6. 6.31² =
  7. 7.124² =
  8. 8.154² =
  9. 9.91² =
  10. 10.31² =
  11. 11.74² =
  12. 12.56² =
  13. 13.91² =
  14. 14.116² =
  15. 15.146² =
  16. 16.56² =
  17. 17.291² =
  18. 18.51² =
  19. 19.16² =
  20. 20.71² =
  21. 21.261² =
  22. 22.256² =
  23. 23.74² =
  24. 24.31² =
  25. 25.216² =
  26. 26.81² =
  27. 27.34² =
  28. 28.54² =
  29. 29.71² =
  30. 30.31² =
  31. 31.36² =
  32. 32.51² =
  33. 33.101² =
  34. 34.131² =
  35. 35.16² =
  36. 36.11² =
  37. 37.234² =
  38. 38.236² =
  39. 39.281² =
  40. 40.154² =

Answer key

  1. 80656
  2. 10201
  3. 5476
  4. 17161
  5. 8836
  6. 961
  7. 15376
  8. 23716
  9. 8281
  10. 961
  11. 5476
  12. 3136
  13. 8281
  14. 13456
  15. 21316
  16. 3136
  17. 84681
  18. 2601
  19. 256
  20. 5041
  21. 68121
  22. 65536
  23. 5476
  24. 961
  25. 46656
  26. 6561
  27. 1156
  28. 2916
  29. 5041
  30. 961
  31. 1296
  32. 2601
  33. 10201
  34. 17161
  35. 256
  36. 121
  37. 54756
  38. 55696
  39. 78961
  40. 23716

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