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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 675 · 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. 1.181² =
  2. 2.16² =
  3. 3.154² =
  4. 4.266² =
  5. 5.94² =
  6. 6.44² =
  7. 7.241² =
  8. 8.46² =
  9. 9.14² =
  10. 10.94² =
  11. 11.246² =
  12. 12.91² =
  13. 13.51² =
  14. 14.36² =
  15. 15.191² =
  16. 16.66² =
  17. 17.236² =
  18. 18.24² =
  19. 19.21² =
  20. 20.116² =
  21. 21.16² =
  22. 22.41² =
  23. 23.74² =
  24. 24.46² =
  25. 25.26² =
  26. 26.74² =
  27. 27.76² =
  28. 28.161² =
  29. 29.36² =
  30. 30.294² =
  31. 31.206² =
  32. 32.41² =
  33. 33.11² =
  34. 34.36² =
  35. 35.14² =
  36. 36.266² =
  37. 37.81² =
  38. 38.91² =
  39. 39.44² =
  40. 40.54² =

Answer key

  1. 32761
  2. 256
  3. 23716
  4. 70756
  5. 8836
  6. 1936
  7. 58081
  8. 2116
  9. 196
  10. 8836
  11. 60516
  12. 8281
  13. 2601
  14. 1296
  15. 36481
  16. 4356
  17. 55696
  18. 576
  19. 441
  20. 13456
  21. 256
  22. 1681
  23. 5476
  24. 2116
  25. 676
  26. 5476
  27. 5776
  28. 25921
  29. 1296
  30. 86436
  31. 42436
  32. 1681
  33. 121
  34. 1296
  35. 196
  36. 70756
  37. 6561
  38. 8281
  39. 1936
  40. 2916

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