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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 45 · 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. 1.61² =
  2. 2.66² =
  3. 3.16² =
  4. 4.186² =
  5. 5.116² =
  6. 6.221² =
  7. 7.146² =
  8. 8.11² =
  9. 9.61² =
  10. 10.74² =
  11. 11.101² =
  12. 12.226² =
  13. 13.76² =
  14. 14.281² =
  15. 15.264² =
  16. 16.21² =
  17. 17.284² =
  18. 18.141² =
  19. 19.36² =
  20. 20.66² =
  21. 21.51² =
  22. 22.254² =
  23. 23.121² =
  24. 24.301² =
  25. 25.16² =
  26. 26.154² =
  27. 27.71² =
  28. 28.34² =
  29. 29.86² =
  30. 30.211² =
  31. 31.36² =
  32. 32.16² =
  33. 33.21² =
  34. 34.41² =
  35. 35.21² =
  36. 36.241² =
  37. 37.14² =
  38. 38.54² =
  39. 39.264² =
  40. 40.56² =

Answer key

  1. 3721
  2. 4356
  3. 256
  4. 34596
  5. 13456
  6. 48841
  7. 21316
  8. 121
  9. 3721
  10. 5476
  11. 10201
  12. 51076
  13. 5776
  14. 78961
  15. 69696
  16. 441
  17. 80656
  18. 19881
  19. 1296
  20. 4356
  21. 2601
  22. 64516
  23. 14641
  24. 90601
  25. 256
  26. 23716
  27. 5041
  28. 1156
  29. 7396
  30. 44521
  31. 1296
  32. 256
  33. 441
  34. 1681
  35. 441
  36. 58081
  37. 196
  38. 2916
  39. 69696
  40. 3136

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