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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 718 · 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. 1.91² =
  2. 2.241² =
  3. 3.141² =
  4. 4.56² =
  5. 5.51² =
  6. 6.81² =
  7. 7.84² =
  8. 8.74² =
  9. 9.96² =
  10. 10.134² =
  11. 11.66² =
  12. 12.66² =
  13. 13.64² =
  14. 14.251² =
  15. 15.111² =
  16. 16.21² =
  17. 17.184² =
  18. 18.51² =
  19. 19.276² =
  20. 20.206² =
  21. 21.26² =
  22. 22.71² =
  23. 23.54² =
  24. 24.11² =
  25. 25.14² =
  26. 26.66² =
  27. 27.86² =
  28. 28.36² =
  29. 29.281² =
  30. 30.36² =
  31. 31.66² =
  32. 32.91² =
  33. 33.86² =
  34. 34.16² =
  35. 35.31² =
  36. 36.94² =
  37. 37.51² =
  38. 38.31² =
  39. 39.81² =
  40. 40.101² =

Answer key

  1. 8281
  2. 58081
  3. 19881
  4. 3136
  5. 2601
  6. 6561
  7. 7056
  8. 5476
  9. 9216
  10. 17956
  11. 4356
  12. 4356
  13. 4096
  14. 63001
  15. 12321
  16. 441
  17. 33856
  18. 2601
  19. 76176
  20. 42436
  21. 676
  22. 5041
  23. 2916
  24. 121
  25. 196
  26. 4356
  27. 7396
  28. 1296
  29. 78961
  30. 1296
  31. 4356
  32. 8281
  33. 7396
  34. 256
  35. 961
  36. 8836
  37. 2601
  38. 961
  39. 6561
  40. 10201

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