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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 692 · 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. 1.201² =
  2. 2.204² =
  3. 3.71² =
  4. 4.246² =
  5. 5.14² =
  6. 6.176² =
  7. 7.51² =
  8. 8.104² =
  9. 9.71² =
  10. 10.124² =
  11. 11.71² =
  12. 12.231² =
  13. 13.176² =
  14. 14.56² =
  15. 15.181² =
  16. 16.114² =
  17. 17.21² =
  18. 18.111² =
  19. 19.181² =
  20. 20.121² =
  21. 21.131² =
  22. 22.71² =
  23. 23.21² =
  24. 24.74² =
  25. 25.81² =
  26. 26.96² =
  27. 27.36² =
  28. 28.141² =
  29. 29.34² =
  30. 30.31² =
  31. 31.54² =
  32. 32.91² =
  33. 33.56² =
  34. 34.94² =
  35. 35.221² =
  36. 36.81² =
  37. 37.124² =
  38. 38.121² =
  39. 39.54² =
  40. 40.281² =

Answer key

  1. 40401
  2. 41616
  3. 5041
  4. 60516
  5. 196
  6. 30976
  7. 2601
  8. 10816
  9. 5041
  10. 15376
  11. 5041
  12. 53361
  13. 30976
  14. 3136
  15. 32761
  16. 12996
  17. 441
  18. 12321
  19. 32761
  20. 14641
  21. 17161
  22. 5041
  23. 441
  24. 5476
  25. 6561
  26. 9216
  27. 1296
  28. 19881
  29. 1156
  30. 961
  31. 2916
  32. 8281
  33. 3136
  34. 8836
  35. 48841
  36. 6561
  37. 15376
  38. 14641
  39. 2916
  40. 78961

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