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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 242 · 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. 2.84² =
  3. 3.31² =
  4. 4.11² =
  5. 5.124² =
  6. 6.244² =
  7. 7.161² =
  8. 8.186² =
  9. 9.76² =
  10. 10.34² =
  11. 11.81² =
  12. 12.34² =
  13. 13.96² =
  14. 14.31² =
  15. 15.124² =
  16. 16.54² =
  17. 17.54² =
  18. 18.274² =
  19. 19.151² =
  20. 20.31² =
  21. 21.151² =
  22. 22.91² =
  23. 23.11² =
  24. 24.91² =
  25. 25.14² =
  26. 26.26² =
  27. 27.61² =
  28. 28.94² =
  29. 29.284² =
  30. 30.184² =
  31. 31.101² =
  32. 32.86² =
  33. 33.11² =
  34. 34.211² =
  35. 35.11² =
  36. 36.236² =
  37. 37.101² =
  38. 38.96² =
  39. 39.226² =
  40. 40.71² =

Answer key

  1. 1681
  2. 7056
  3. 961
  4. 121
  5. 15376
  6. 59536
  7. 25921
  8. 34596
  9. 5776
  10. 1156
  11. 6561
  12. 1156
  13. 9216
  14. 961
  15. 15376
  16. 2916
  17. 2916
  18. 75076
  19. 22801
  20. 961
  21. 22801
  22. 8281
  23. 121
  24. 8281
  25. 196
  26. 676
  27. 3721
  28. 8836
  29. 80656
  30. 33856
  31. 10201
  32. 7396
  33. 121
  34. 44521
  35. 121
  36. 55696
  37. 10201
  38. 9216
  39. 51076
  40. 5041

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