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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 260 · 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. 2.21² =
  3. 3.11² =
  4. 4.256² =
  5. 5.301² =
  6. 6.291² =
  7. 7.136² =
  8. 8.61² =
  9. 9.66² =
  10. 10.214² =
  11. 11.296² =
  12. 12.21² =
  13. 13.96² =
  14. 14.84² =
  15. 15.86² =
  16. 16.76² =
  17. 17.51² =
  18. 18.71² =
  19. 19.41² =
  20. 20.24² =
  21. 21.176² =
  22. 22.24² =
  23. 23.54² =
  24. 24.36² =
  25. 25.266² =
  26. 26.241² =
  27. 27.11² =
  28. 28.31² =
  29. 29.76² =
  30. 30.24² =
  31. 31.156² =
  32. 32.274² =
  33. 33.94² =
  34. 34.14² =
  35. 35.71² =
  36. 36.24² =
  37. 37.71² =
  38. 38.54² =
  39. 39.236² =
  40. 40.86² =

Answer key

  1. 2601
  2. 441
  3. 121
  4. 65536
  5. 90601
  6. 84681
  7. 18496
  8. 3721
  9. 4356
  10. 45796
  11. 87616
  12. 441
  13. 9216
  14. 7056
  15. 7396
  16. 5776
  17. 2601
  18. 5041
  19. 1681
  20. 576
  21. 30976
  22. 576
  23. 2916
  24. 1296
  25. 70756
  26. 58081
  27. 121
  28. 961
  29. 5776
  30. 576
  31. 24336
  32. 75076
  33. 8836
  34. 196
  35. 5041
  36. 576
  37. 5041
  38. 2916
  39. 55696
  40. 7396

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