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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 465 · 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. 1.24² =
  2. 2.144² =
  3. 3.24² =
  4. 4.74² =
  5. 5.254² =
  6. 6.41² =
  7. 7.46² =
  8. 8.56² =
  9. 9.64² =
  10. 10.94² =
  11. 11.76² =
  12. 12.24² =
  13. 13.64² =
  14. 14.46² =
  15. 15.56² =
  16. 16.51² =
  17. 17.254² =
  18. 18.111² =
  19. 19.111² =
  20. 20.156² =
  21. 21.256² =
  22. 22.31² =
  23. 23.24² =
  24. 24.304² =
  25. 25.186² =
  26. 26.11² =
  27. 27.221² =
  28. 28.116² =
  29. 29.276² =
  30. 30.81² =
  31. 31.304² =
  32. 32.46² =
  33. 33.36² =
  34. 34.11² =
  35. 35.11² =
  36. 36.81² =
  37. 37.131² =
  38. 38.156² =
  39. 39.11² =
  40. 40.71² =

Answer key

  1. 576
  2. 20736
  3. 576
  4. 5476
  5. 64516
  6. 1681
  7. 2116
  8. 3136
  9. 4096
  10. 8836
  11. 5776
  12. 576
  13. 4096
  14. 2116
  15. 3136
  16. 2601
  17. 64516
  18. 12321
  19. 12321
  20. 24336
  21. 65536
  22. 961
  23. 576
  24. 92416
  25. 34596
  26. 121
  27. 48841
  28. 13456
  29. 76176
  30. 6561
  31. 92416
  32. 2116
  33. 1296
  34. 121
  35. 121
  36. 6561
  37. 17161
  38. 24336
  39. 121
  40. 5041

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