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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 880 · 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. 1.11² =
  2. 2.254² =
  3. 3.256² =
  4. 4.64² =
  5. 5.96² =
  6. 6.14² =
  7. 7.286² =
  8. 8.61² =
  9. 9.94² =
  10. 10.226² =
  11. 11.71² =
  12. 12.34² =
  13. 13.214² =
  14. 14.21² =
  15. 15.51² =
  16. 16.306² =
  17. 17.41² =
  18. 18.11² =
  19. 19.64² =
  20. 20.21² =
  21. 21.291² =
  22. 22.94² =
  23. 23.71² =
  24. 24.276² =
  25. 25.34² =
  26. 26.11² =
  27. 27.234² =
  28. 28.31² =
  29. 29.81² =
  30. 30.24² =
  31. 31.144² =
  32. 32.104² =
  33. 33.71² =
  34. 34.91² =
  35. 35.26² =
  36. 36.204² =
  37. 37.61² =
  38. 38.166² =
  39. 39.64² =
  40. 40.294² =

Answer key

  1. 121
  2. 64516
  3. 65536
  4. 4096
  5. 9216
  6. 196
  7. 81796
  8. 3721
  9. 8836
  10. 51076
  11. 5041
  12. 1156
  13. 45796
  14. 441
  15. 2601
  16. 93636
  17. 1681
  18. 121
  19. 4096
  20. 441
  21. 84681
  22. 8836
  23. 5041
  24. 76176
  25. 1156
  26. 121
  27. 54756
  28. 961
  29. 6561
  30. 576
  31. 20736
  32. 10816
  33. 5041
  34. 8281
  35. 676
  36. 41616
  37. 3721
  38. 27556
  39. 4096
  40. 86436

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