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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 852 · 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. 1.66² =
  2. 2.11² =
  3. 3.91² =
  4. 4.86² =
  5. 5.281² =
  6. 6.144² =
  7. 7.66² =
  8. 8.21² =
  9. 9.64² =
  10. 10.91² =
  11. 11.41² =
  12. 12.184² =
  13. 13.24² =
  14. 14.91² =
  15. 15.24² =
  16. 16.151² =
  17. 17.76² =
  18. 18.94² =
  19. 19.16² =
  20. 20.104² =
  21. 21.176² =
  22. 22.81² =
  23. 23.244² =
  24. 24.286² =
  25. 25.176² =
  26. 26.134² =
  27. 27.241² =
  28. 28.94² =
  29. 29.81² =
  30. 30.226² =
  31. 31.21² =
  32. 32.116² =
  33. 33.84² =
  34. 34.166² =
  35. 35.56² =
  36. 36.61² =
  37. 37.186² =
  38. 38.26² =
  39. 39.276² =
  40. 40.194² =

Answer key

  1. 4356
  2. 121
  3. 8281
  4. 7396
  5. 78961
  6. 20736
  7. 4356
  8. 441
  9. 4096
  10. 8281
  11. 1681
  12. 33856
  13. 576
  14. 8281
  15. 576
  16. 22801
  17. 5776
  18. 8836
  19. 256
  20. 10816
  21. 30976
  22. 6561
  23. 59536
  24. 81796
  25. 30976
  26. 17956
  27. 58081
  28. 8836
  29. 6561
  30. 51076
  31. 441
  32. 13456
  33. 7056
  34. 27556
  35. 3136
  36. 3721
  37. 34596
  38. 676
  39. 76176
  40. 37636

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