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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 935 · 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. 1.31² =
  2. 2.121² =
  3. 3.51² =
  4. 4.44² =
  5. 5.66² =
  6. 6.24² =
  7. 7.14² =
  8. 8.26² =
  9. 9.81² =
  10. 10.66² =
  11. 11.66² =
  12. 12.94² =
  13. 13.81² =
  14. 14.136² =
  15. 15.214² =
  16. 16.24² =
  17. 17.114² =
  18. 18.94² =
  19. 19.156² =
  20. 20.31² =
  21. 21.94² =
  22. 22.214² =
  23. 23.61² =
  24. 24.61² =
  25. 25.36² =
  26. 26.36² =
  27. 27.141² =
  28. 28.26² =
  29. 29.41² =
  30. 30.31² =
  31. 31.136² =
  32. 32.266² =
  33. 33.174² =
  34. 34.96² =
  35. 35.64² =
  36. 36.281² =
  37. 37.24² =
  38. 38.26² =
  39. 39.56² =
  40. 40.204² =

Answer key

  1. 961
  2. 14641
  3. 2601
  4. 1936
  5. 4356
  6. 576
  7. 196
  8. 676
  9. 6561
  10. 4356
  11. 4356
  12. 8836
  13. 6561
  14. 18496
  15. 45796
  16. 576
  17. 12996
  18. 8836
  19. 24336
  20. 961
  21. 8836
  22. 45796
  23. 3721
  24. 3721
  25. 1296
  26. 1296
  27. 19881
  28. 676
  29. 1681
  30. 961
  31. 18496
  32. 70756
  33. 30276
  34. 9216
  35. 4096
  36. 78961
  37. 576
  38. 676
  39. 3136
  40. 41616

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