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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 713 · 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. 1.51² =
  2. 2.84² =
  3. 3.91² =
  4. 4.61² =
  5. 5.211² =
  6. 6.96² =
  7. 7.61² =
  8. 8.196² =
  9. 9.44² =
  10. 10.111² =
  11. 11.141² =
  12. 12.51² =
  13. 13.94² =
  14. 14.41² =
  15. 15.121² =
  16. 16.124² =
  17. 17.291² =
  18. 18.151² =
  19. 19.14² =
  20. 20.306² =
  21. 21.51² =
  22. 22.291² =
  23. 23.21² =
  24. 24.24² =
  25. 25.231² =
  26. 26.44² =
  27. 27.11² =
  28. 28.21² =
  29. 29.114² =
  30. 30.86² =
  31. 31.14² =
  32. 32.71² =
  33. 33.186² =
  34. 34.71² =
  35. 35.91² =
  36. 36.96² =
  37. 37.26² =
  38. 38.81² =
  39. 39.76² =
  40. 40.221² =

Answer key

  1. 2601
  2. 7056
  3. 8281
  4. 3721
  5. 44521
  6. 9216
  7. 3721
  8. 38416
  9. 1936
  10. 12321
  11. 19881
  12. 2601
  13. 8836
  14. 1681
  15. 14641
  16. 15376
  17. 84681
  18. 22801
  19. 196
  20. 93636
  21. 2601
  22. 84681
  23. 441
  24. 576
  25. 53361
  26. 1936
  27. 121
  28. 441
  29. 12996
  30. 7396
  31. 196
  32. 5041
  33. 34596
  34. 5041
  35. 8281
  36. 9216
  37. 676
  38. 6561
  39. 5776
  40. 48841

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