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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 640 · 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. 1.136² =
  2. 2.24² =
  3. 3.106² =
  4. 4.246² =
  5. 5.174² =
  6. 6.21² =
  7. 7.74² =
  8. 8.301² =
  9. 9.74² =
  10. 10.44² =
  11. 11.71² =
  12. 12.16² =
  13. 13.161² =
  14. 14.96² =
  15. 15.21² =
  16. 16.226² =
  17. 17.96² =
  18. 18.24² =
  19. 19.31² =
  20. 20.191² =
  21. 21.276² =
  22. 22.56² =
  23. 23.156² =
  24. 24.281² =
  25. 25.31² =
  26. 26.66² =
  27. 27.134² =
  28. 28.71² =
  29. 29.26² =
  30. 30.86² =
  31. 31.96² =
  32. 32.141² =
  33. 33.136² =
  34. 34.24² =
  35. 35.91² =
  36. 36.14² =
  37. 37.21² =
  38. 38.61² =
  39. 39.54² =
  40. 40.26² =

Answer key

  1. 18496
  2. 576
  3. 11236
  4. 60516
  5. 30276
  6. 441
  7. 5476
  8. 90601
  9. 5476
  10. 1936
  11. 5041
  12. 256
  13. 25921
  14. 9216
  15. 441
  16. 51076
  17. 9216
  18. 576
  19. 961
  20. 36481
  21. 76176
  22. 3136
  23. 24336
  24. 78961
  25. 961
  26. 4356
  27. 17956
  28. 5041
  29. 676
  30. 7396
  31. 9216
  32. 19881
  33. 18496
  34. 576
  35. 8281
  36. 196
  37. 441
  38. 3721
  39. 2916
  40. 676

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