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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 116 · 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. 1.51² =
  2. 2.261² =
  3. 3.14² =
  4. 4.64² =
  5. 5.244² =
  6. 6.151² =
  7. 7.46² =
  8. 8.116² =
  9. 9.91² =
  10. 10.96² =
  11. 11.26² =
  12. 12.31² =
  13. 13.81² =
  14. 14.301² =
  15. 15.61² =
  16. 16.94² =
  17. 17.51² =
  18. 18.186² =
  19. 19.26² =
  20. 20.231² =
  21. 21.266² =
  22. 22.306² =
  23. 23.51² =
  24. 24.94² =
  25. 25.74² =
  26. 26.56² =
  27. 27.151² =
  28. 28.16² =
  29. 29.281² =
  30. 30.231² =
  31. 31.86² =
  32. 32.74² =
  33. 33.106² =
  34. 34.14² =
  35. 35.71² =
  36. 36.76² =
  37. 37.91² =
  38. 38.101² =
  39. 39.81² =
  40. 40.286² =

Answer key

  1. 2601
  2. 68121
  3. 196
  4. 4096
  5. 59536
  6. 22801
  7. 2116
  8. 13456
  9. 8281
  10. 9216
  11. 676
  12. 961
  13. 6561
  14. 90601
  15. 3721
  16. 8836
  17. 2601
  18. 34596
  19. 676
  20. 53361
  21. 70756
  22. 93636
  23. 2601
  24. 8836
  25. 5476
  26. 3136
  27. 22801
  28. 256
  29. 78961
  30. 53361
  31. 7396
  32. 5476
  33. 11236
  34. 196
  35. 5041
  36. 5776
  37. 8281
  38. 10201
  39. 6561
  40. 81796

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