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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 404 · 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. 1.274² =
  2. 2.36² =
  3. 3.11² =
  4. 4.201² =
  5. 5.51² =
  6. 6.46² =
  7. 7.51² =
  8. 8.276² =
  9. 9.94² =
  10. 10.56² =
  11. 11.221² =
  12. 12.84² =
  13. 13.44² =
  14. 14.56² =
  15. 15.206² =
  16. 16.61² =
  17. 17.51² =
  18. 18.31² =
  19. 19.106² =
  20. 20.56² =
  21. 21.31² =
  22. 22.46² =
  23. 23.14² =
  24. 24.184² =
  25. 25.46² =
  26. 26.71² =
  27. 27.44² =
  28. 28.44² =
  29. 29.21² =
  30. 30.264² =
  31. 31.24² =
  32. 32.114² =
  33. 33.46² =
  34. 34.46² =
  35. 35.41² =
  36. 36.154² =
  37. 37.14² =
  38. 38.281² =
  39. 39.26² =
  40. 40.276² =

Answer key

  1. 75076
  2. 1296
  3. 121
  4. 40401
  5. 2601
  6. 2116
  7. 2601
  8. 76176
  9. 8836
  10. 3136
  11. 48841
  12. 7056
  13. 1936
  14. 3136
  15. 42436
  16. 3721
  17. 2601
  18. 961
  19. 11236
  20. 3136
  21. 961
  22. 2116
  23. 196
  24. 33856
  25. 2116
  26. 5041
  27. 1936
  28. 1936
  29. 441
  30. 69696
  31. 576
  32. 12996
  33. 2116
  34. 2116
  35. 1681
  36. 23716
  37. 196
  38. 78961
  39. 676
  40. 76176

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