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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 527 · 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. 1.151² =
  2. 2.51² =
  3. 3.191² =
  4. 4.206² =
  5. 5.76² =
  6. 6.44² =
  7. 7.66² =
  8. 8.81² =
  9. 9.71² =
  10. 10.11² =
  11. 11.21² =
  12. 12.206² =
  13. 13.14² =
  14. 14.41² =
  15. 15.34² =
  16. 16.26² =
  17. 17.71² =
  18. 18.201² =
  19. 19.301² =
  20. 20.294² =
  21. 21.36² =
  22. 22.181² =
  23. 23.51² =
  24. 24.181² =
  25. 25.264² =
  26. 26.44² =
  27. 27.36² =
  28. 28.116² =
  29. 29.16² =
  30. 30.66² =
  31. 31.121² =
  32. 32.54² =
  33. 33.304² =
  34. 34.14² =
  35. 35.181² =
  36. 36.281² =
  37. 37.54² =
  38. 38.76² =
  39. 39.46² =
  40. 40.96² =

Answer key

  1. 22801
  2. 2601
  3. 36481
  4. 42436
  5. 5776
  6. 1936
  7. 4356
  8. 6561
  9. 5041
  10. 121
  11. 441
  12. 42436
  13. 196
  14. 1681
  15. 1156
  16. 676
  17. 5041
  18. 40401
  19. 90601
  20. 86436
  21. 1296
  22. 32761
  23. 2601
  24. 32761
  25. 69696
  26. 1936
  27. 1296
  28. 13456
  29. 256
  30. 4356
  31. 14641
  32. 2916
  33. 92416
  34. 196
  35. 32761
  36. 78961
  37. 2916
  38. 5776
  39. 2116
  40. 9216

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