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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 241 · 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. 2.131² =
  3. 3.86² =
  4. 4.261² =
  5. 5.191² =
  6. 6.66² =
  7. 7.236² =
  8. 8.34² =
  9. 9.26² =
  10. 10.21² =
  11. 11.66² =
  12. 12.31² =
  13. 13.76² =
  14. 14.24² =
  15. 15.146² =
  16. 16.84² =
  17. 17.226² =
  18. 18.194² =
  19. 19.151² =
  20. 20.34² =
  21. 21.36² =
  22. 22.11² =
  23. 23.81² =
  24. 24.194² =
  25. 25.104² =
  26. 26.114² =
  27. 27.251² =
  28. 28.24² =
  29. 29.144² =
  30. 30.71² =
  31. 31.24² =
  32. 32.94² =
  33. 33.41² =
  34. 34.14² =
  35. 35.171² =
  36. 36.264² =
  37. 37.41² =
  38. 38.44² =
  39. 39.141² =
  40. 40.71² =

Answer key

  1. 6561
  2. 17161
  3. 7396
  4. 68121
  5. 36481
  6. 4356
  7. 55696
  8. 1156
  9. 676
  10. 441
  11. 4356
  12. 961
  13. 5776
  14. 576
  15. 21316
  16. 7056
  17. 51076
  18. 37636
  19. 22801
  20. 1156
  21. 1296
  22. 121
  23. 6561
  24. 37636
  25. 10816
  26. 12996
  27. 63001
  28. 576
  29. 20736
  30. 5041
  31. 576
  32. 8836
  33. 1681
  34. 196
  35. 29241
  36. 69696
  37. 1681
  38. 1936
  39. 19881
  40. 5041

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