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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 312 · 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. 1.54² =
  2. 2.91² =
  3. 3.21² =
  4. 4.171² =
  5. 5.281² =
  6. 6.174² =
  7. 7.21² =
  8. 8.106² =
  9. 9.14² =
  10. 10.91² =
  11. 11.34² =
  12. 12.161² =
  13. 13.66² =
  14. 14.154² =
  15. 15.94² =
  16. 16.261² =
  17. 17.131² =
  18. 18.26² =
  19. 19.34² =
  20. 20.74² =
  21. 21.24² =
  22. 22.91² =
  23. 23.16² =
  24. 24.91² =
  25. 25.14² =
  26. 26.21² =
  27. 27.121² =
  28. 28.21² =
  29. 29.201² =
  30. 30.41² =
  31. 31.256² =
  32. 32.64² =
  33. 33.171² =
  34. 34.64² =
  35. 35.24² =
  36. 36.111² =
  37. 37.54² =
  38. 38.94² =
  39. 39.24² =
  40. 40.31² =

Answer key

  1. 2916
  2. 8281
  3. 441
  4. 29241
  5. 78961
  6. 30276
  7. 441
  8. 11236
  9. 196
  10. 8281
  11. 1156
  12. 25921
  13. 4356
  14. 23716
  15. 8836
  16. 68121
  17. 17161
  18. 676
  19. 1156
  20. 5476
  21. 576
  22. 8281
  23. 256
  24. 8281
  25. 196
  26. 441
  27. 14641
  28. 441
  29. 40401
  30. 1681
  31. 65536
  32. 4096
  33. 29241
  34. 4096
  35. 576
  36. 12321
  37. 2916
  38. 8836
  39. 576
  40. 961

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