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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 626 · 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. 1.86² =
  2. 2.274² =
  3. 3.81² =
  4. 4.81² =
  5. 5.91² =
  6. 6.36² =
  7. 7.26² =
  8. 8.86² =
  9. 9.81² =
  10. 10.94² =
  11. 11.41² =
  12. 12.294² =
  13. 13.26² =
  14. 14.241² =
  15. 15.66² =
  16. 16.64² =
  17. 17.16² =
  18. 18.104² =
  19. 19.51² =
  20. 20.101² =
  21. 21.14² =
  22. 22.61² =
  23. 23.91² =
  24. 24.134² =
  25. 25.21² =
  26. 26.124² =
  27. 27.71² =
  28. 28.54² =
  29. 29.21² =
  30. 30.14² =
  31. 31.156² =
  32. 32.286² =
  33. 33.36² =
  34. 34.156² =
  35. 35.51² =
  36. 36.71² =
  37. 37.36² =
  38. 38.41² =
  39. 39.16² =
  40. 40.41² =

Answer key

  1. 7396
  2. 75076
  3. 6561
  4. 6561
  5. 8281
  6. 1296
  7. 676
  8. 7396
  9. 6561
  10. 8836
  11. 1681
  12. 86436
  13. 676
  14. 58081
  15. 4356
  16. 4096
  17. 256
  18. 10816
  19. 2601
  20. 10201
  21. 196
  22. 3721
  23. 8281
  24. 17956
  25. 441
  26. 15376
  27. 5041
  28. 2916
  29. 441
  30. 196
  31. 24336
  32. 81796
  33. 1296
  34. 24336
  35. 2601
  36. 5041
  37. 1296
  38. 1681
  39. 256
  40. 1681

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