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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 311 · 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. 1.36² =
  2. 2.24² =
  3. 3.131² =
  4. 4.81² =
  5. 5.11² =
  6. 6.264² =
  7. 7.44² =
  8. 8.44² =
  9. 9.161² =
  10. 10.244² =
  11. 11.21² =
  12. 12.51² =
  13. 13.51² =
  14. 14.24² =
  15. 15.294² =
  16. 16.61² =
  17. 17.114² =
  18. 18.154² =
  19. 19.46² =
  20. 20.44² =
  21. 21.96² =
  22. 22.21² =
  23. 23.71² =
  24. 24.271² =
  25. 25.201² =
  26. 26.246² =
  27. 27.96² =
  28. 28.36² =
  29. 29.74² =
  30. 30.31² =
  31. 31.74² =
  32. 32.224² =
  33. 33.76² =
  34. 34.71² =
  35. 35.31² =
  36. 36.96² =
  37. 37.166² =
  38. 38.21² =
  39. 39.26² =
  40. 40.71² =

Answer key

  1. 1296
  2. 576
  3. 17161
  4. 6561
  5. 121
  6. 69696
  7. 1936
  8. 1936
  9. 25921
  10. 59536
  11. 441
  12. 2601
  13. 2601
  14. 576
  15. 86436
  16. 3721
  17. 12996
  18. 23716
  19. 2116
  20. 1936
  21. 9216
  22. 441
  23. 5041
  24. 73441
  25. 40401
  26. 60516
  27. 9216
  28. 1296
  29. 5476
  30. 961
  31. 5476
  32. 50176
  33. 5776
  34. 5041
  35. 961
  36. 9216
  37. 27556
  38. 441
  39. 676
  40. 5041

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