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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 521 · 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. 1.224² =
  2. 2.131² =
  3. 3.201² =
  4. 4.34² =
  5. 5.21² =
  6. 6.54² =
  7. 7.16² =
  8. 8.91² =
  9. 9.56² =
  10. 10.21² =
  11. 11.201² =
  12. 12.51² =
  13. 13.226² =
  14. 14.36² =
  15. 15.71² =
  16. 16.14² =
  17. 17.64² =
  18. 18.276² =
  19. 19.94² =
  20. 20.274² =
  21. 21.266² =
  22. 22.171² =
  23. 23.244² =
  24. 24.24² =
  25. 25.206² =
  26. 26.11² =
  27. 27.76² =
  28. 28.81² =
  29. 29.136² =
  30. 30.234² =
  31. 31.11² =
  32. 32.66² =
  33. 33.131² =
  34. 34.14² =
  35. 35.31² =
  36. 36.171² =
  37. 37.24² =
  38. 38.194² =
  39. 39.36² =
  40. 40.46² =

Answer key

  1. 50176
  2. 17161
  3. 40401
  4. 1156
  5. 441
  6. 2916
  7. 256
  8. 8281
  9. 3136
  10. 441
  11. 40401
  12. 2601
  13. 51076
  14. 1296
  15. 5041
  16. 196
  17. 4096
  18. 76176
  19. 8836
  20. 75076
  21. 70756
  22. 29241
  23. 59536
  24. 576
  25. 42436
  26. 121
  27. 5776
  28. 6561
  29. 18496
  30. 54756
  31. 121
  32. 4356
  33. 17161
  34. 196
  35. 961
  36. 29241
  37. 576
  38. 37636
  39. 1296
  40. 2116

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