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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 793 · 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. 1.81² =
  2. 2.191² =
  3. 3.301² =
  4. 4.64² =
  5. 5.186² =
  6. 6.54² =
  7. 7.76² =
  8. 8.71² =
  9. 9.86² =
  10. 10.24² =
  11. 11.66² =
  12. 12.21² =
  13. 13.16² =
  14. 14.181² =
  15. 15.34² =
  16. 16.136² =
  17. 17.31² =
  18. 18.51² =
  19. 19.44² =
  20. 20.46² =
  21. 21.26² =
  22. 22.71² =
  23. 23.236² =
  24. 24.171² =
  25. 25.81² =
  26. 26.86² =
  27. 27.276² =
  28. 28.181² =
  29. 29.134² =
  30. 30.64² =
  31. 31.304² =
  32. 32.31² =
  33. 33.91² =
  34. 34.24² =
  35. 35.41² =
  36. 36.251² =
  37. 37.126² =
  38. 38.44² =
  39. 39.66² =
  40. 40.24² =

Answer key

  1. 6561
  2. 36481
  3. 90601
  4. 4096
  5. 34596
  6. 2916
  7. 5776
  8. 5041
  9. 7396
  10. 576
  11. 4356
  12. 441
  13. 256
  14. 32761
  15. 1156
  16. 18496
  17. 961
  18. 2601
  19. 1936
  20. 2116
  21. 676
  22. 5041
  23. 55696
  24. 29241
  25. 6561
  26. 7396
  27. 76176
  28. 32761
  29. 17956
  30. 4096
  31. 92416
  32. 961
  33. 8281
  34. 576
  35. 1681
  36. 63001
  37. 15876
  38. 1936
  39. 4356
  40. 576

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