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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 668 · 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. 1.31² =
  2. 2.71² =
  3. 3.46² =
  4. 4.11² =
  5. 5.81² =
  6. 6.136² =
  7. 7.211² =
  8. 8.241² =
  9. 9.136² =
  10. 10.71² =
  11. 11.51² =
  12. 12.266² =
  13. 13.54² =
  14. 14.24² =
  15. 15.16² =
  16. 16.71² =
  17. 17.291² =
  18. 18.171² =
  19. 19.106² =
  20. 20.71² =
  21. 21.61² =
  22. 22.71² =
  23. 23.131² =
  24. 24.301² =
  25. 25.286² =
  26. 26.231² =
  27. 27.271² =
  28. 28.51² =
  29. 29.271² =
  30. 30.256² =
  31. 31.184² =
  32. 32.104² =
  33. 33.36² =
  34. 34.31² =
  35. 35.161² =
  36. 36.84² =
  37. 37.201² =
  38. 38.46² =
  39. 39.274² =
  40. 40.71² =

Answer key

  1. 961
  2. 5041
  3. 2116
  4. 121
  5. 6561
  6. 18496
  7. 44521
  8. 58081
  9. 18496
  10. 5041
  11. 2601
  12. 70756
  13. 2916
  14. 576
  15. 256
  16. 5041
  17. 84681
  18. 29241
  19. 11236
  20. 5041
  21. 3721
  22. 5041
  23. 17161
  24. 90601
  25. 81796
  26. 53361
  27. 73441
  28. 2601
  29. 73441
  30. 65536
  31. 33856
  32. 10816
  33. 1296
  34. 961
  35. 25921
  36. 7056
  37. 40401
  38. 2116
  39. 75076
  40. 5041

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