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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 861 · 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. 1.16² =
  2. 2.74² =
  3. 3.264² =
  4. 4.94² =
  5. 5.26² =
  6. 6.46² =
  7. 7.44² =
  8. 8.116² =
  9. 9.96² =
  10. 10.126² =
  11. 11.61² =
  12. 12.226² =
  13. 13.91² =
  14. 14.304² =
  15. 15.236² =
  16. 16.46² =
  17. 17.61² =
  18. 18.276² =
  19. 19.231² =
  20. 20.96² =
  21. 21.296² =
  22. 22.84² =
  23. 23.274² =
  24. 24.171² =
  25. 25.171² =
  26. 26.84² =
  27. 27.34² =
  28. 28.76² =
  29. 29.211² =
  30. 30.64² =
  31. 31.71² =
  32. 32.76² =
  33. 33.51² =
  34. 34.256² =
  35. 35.84² =
  36. 36.194² =
  37. 37.264² =
  38. 38.64² =
  39. 39.54² =
  40. 40.241² =

Answer key

  1. 256
  2. 5476
  3. 69696
  4. 8836
  5. 676
  6. 2116
  7. 1936
  8. 13456
  9. 9216
  10. 15876
  11. 3721
  12. 51076
  13. 8281
  14. 92416
  15. 55696
  16. 2116
  17. 3721
  18. 76176
  19. 53361
  20. 9216
  21. 87616
  22. 7056
  23. 75076
  24. 29241
  25. 29241
  26. 7056
  27. 1156
  28. 5776
  29. 44521
  30. 4096
  31. 5041
  32. 5776
  33. 2601
  34. 65536
  35. 7056
  36. 37636
  37. 69696
  38. 4096
  39. 2916
  40. 58081

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