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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 214 · 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. 1.66² =
  2. 2.11² =
  3. 3.176² =
  4. 4.266² =
  5. 5.221² =
  6. 6.206² =
  7. 7.41² =
  8. 8.106² =
  9. 9.266² =
  10. 10.21² =
  11. 11.154² =
  12. 12.141² =
  13. 13.21² =
  14. 14.24² =
  15. 15.101² =
  16. 16.94² =
  17. 17.304² =
  18. 18.101² =
  19. 19.276² =
  20. 20.11² =
  21. 21.11² =
  22. 22.36² =
  23. 23.81² =
  24. 24.54² =
  25. 25.56² =
  26. 26.64² =
  27. 27.51² =
  28. 28.281² =
  29. 29.16² =
  30. 30.156² =
  31. 31.81² =
  32. 32.41² =
  33. 33.136² =
  34. 34.111² =
  35. 35.74² =
  36. 36.224² =
  37. 37.216² =
  38. 38.291² =
  39. 39.306² =
  40. 40.124² =

Answer key

  1. 4356
  2. 121
  3. 30976
  4. 70756
  5. 48841
  6. 42436
  7. 1681
  8. 11236
  9. 70756
  10. 441
  11. 23716
  12. 19881
  13. 441
  14. 576
  15. 10201
  16. 8836
  17. 92416
  18. 10201
  19. 76176
  20. 121
  21. 121
  22. 1296
  23. 6561
  24. 2916
  25. 3136
  26. 4096
  27. 2601
  28. 78961
  29. 256
  30. 24336
  31. 6561
  32. 1681
  33. 18496
  34. 12321
  35. 5476
  36. 50176
  37. 46656
  38. 84681
  39. 93636
  40. 15376

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