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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 807 · 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. 1.14² =
  2. 2.56² =
  3. 3.34² =
  4. 4.31² =
  5. 5.14² =
  6. 6.61² =
  7. 7.154² =
  8. 8.254² =
  9. 9.151² =
  10. 10.66² =
  11. 11.264² =
  12. 12.81² =
  13. 13.131² =
  14. 14.271² =
  15. 15.41² =
  16. 16.14² =
  17. 17.134² =
  18. 18.84² =
  19. 19.41² =
  20. 20.134² =
  21. 21.81² =
  22. 22.284² =
  23. 23.114² =
  24. 24.16² =
  25. 25.211² =
  26. 26.84² =
  27. 27.14² =
  28. 28.286² =
  29. 29.31² =
  30. 30.61² =
  31. 31.91² =
  32. 32.36² =
  33. 33.54² =
  34. 34.36² =
  35. 35.21² =
  36. 36.206² =
  37. 37.76² =
  38. 38.14² =
  39. 39.206² =
  40. 40.261² =

Answer key

  1. 196
  2. 3136
  3. 1156
  4. 961
  5. 196
  6. 3721
  7. 23716
  8. 64516
  9. 22801
  10. 4356
  11. 69696
  12. 6561
  13. 17161
  14. 73441
  15. 1681
  16. 196
  17. 17956
  18. 7056
  19. 1681
  20. 17956
  21. 6561
  22. 80656
  23. 12996
  24. 256
  25. 44521
  26. 7056
  27. 196
  28. 81796
  29. 961
  30. 3721
  31. 8281
  32. 1296
  33. 2916
  34. 1296
  35. 441
  36. 42436
  37. 5776
  38. 196
  39. 42436
  40. 68121

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