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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 124 · 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. 1.81² =
  2. 2.31² =
  3. 3.264² =
  4. 4.264² =
  5. 5.46² =
  6. 6.14² =
  7. 7.34² =
  8. 8.96² =
  9. 9.251² =
  10. 10.16² =
  11. 11.126² =
  12. 12.96² =
  13. 13.84² =
  14. 14.151² =
  15. 15.224² =
  16. 16.76² =
  17. 17.21² =
  18. 18.91² =
  19. 19.54² =
  20. 20.71² =
  21. 21.56² =
  22. 22.181² =
  23. 23.241² =
  24. 24.81² =
  25. 25.11² =
  26. 26.101² =
  27. 27.31² =
  28. 28.34² =
  29. 29.84² =
  30. 30.84² =
  31. 31.146² =
  32. 32.261² =
  33. 33.56² =
  34. 34.86² =
  35. 35.134² =
  36. 36.206² =
  37. 37.74² =
  38. 38.94² =
  39. 39.24² =
  40. 40.176² =

Answer key

  1. 6561
  2. 961
  3. 69696
  4. 69696
  5. 2116
  6. 196
  7. 1156
  8. 9216
  9. 63001
  10. 256
  11. 15876
  12. 9216
  13. 7056
  14. 22801
  15. 50176
  16. 5776
  17. 441
  18. 8281
  19. 2916
  20. 5041
  21. 3136
  22. 32761
  23. 58081
  24. 6561
  25. 121
  26. 10201
  27. 961
  28. 1156
  29. 7056
  30. 7056
  31. 21316
  32. 68121
  33. 3136
  34. 7396
  35. 17956
  36. 42436
  37. 5476
  38. 8836
  39. 576
  40. 30976

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