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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 643 · 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. 2.44² =
  3. 3.94² =
  4. 4.34² =
  5. 5.186² =
  6. 6.56² =
  7. 7.36² =
  8. 8.31² =
  9. 9.16² =
  10. 10.76² =
  11. 11.66² =
  12. 12.14² =
  13. 13.11² =
  14. 14.36² =
  15. 15.21² =
  16. 16.91² =
  17. 17.64² =
  18. 18.21² =
  19. 19.131² =
  20. 20.56² =
  21. 21.84² =
  22. 22.46² =
  23. 23.91² =
  24. 24.11² =
  25. 25.134² =
  26. 26.56² =
  27. 27.41² =
  28. 28.286² =
  29. 29.24² =
  30. 30.111² =
  31. 31.51² =
  32. 32.46² =
  33. 33.81² =
  34. 34.266² =
  35. 35.291² =
  36. 36.74² =
  37. 37.174² =
  38. 38.31² =
  39. 39.284² =
  40. 40.106² =

Answer key

  1. 576
  2. 1936
  3. 8836
  4. 1156
  5. 34596
  6. 3136
  7. 1296
  8. 961
  9. 256
  10. 5776
  11. 4356
  12. 196
  13. 121
  14. 1296
  15. 441
  16. 8281
  17. 4096
  18. 441
  19. 17161
  20. 3136
  21. 7056
  22. 2116
  23. 8281
  24. 121
  25. 17956
  26. 3136
  27. 1681
  28. 81796
  29. 576
  30. 12321
  31. 2601
  32. 2116
  33. 6561
  34. 70756
  35. 84681
  36. 5476
  37. 30276
  38. 961
  39. 80656
  40. 11236

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