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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 228 · 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. 1.51² =
  2. 2.141² =
  3. 3.21² =
  4. 4.51² =
  5. 5.46² =
  6. 6.14² =
  7. 7.221² =
  8. 8.146² =
  9. 9.91² =
  10. 10.14² =
  11. 11.54² =
  12. 12.86² =
  13. 13.46² =
  14. 14.111² =
  15. 15.101² =
  16. 16.71² =
  17. 17.74² =
  18. 18.41² =
  19. 19.84² =
  20. 20.201² =
  21. 21.31² =
  22. 22.54² =
  23. 23.26² =
  24. 24.41² =
  25. 25.151² =
  26. 26.21² =
  27. 27.76² =
  28. 28.86² =
  29. 29.81² =
  30. 30.46² =
  31. 31.66² =
  32. 32.211² =
  33. 33.56² =
  34. 34.234² =
  35. 35.211² =
  36. 36.74² =
  37. 37.24² =
  38. 38.274² =
  39. 39.76² =
  40. 40.206² =

Answer key

  1. 2601
  2. 19881
  3. 441
  4. 2601
  5. 2116
  6. 196
  7. 48841
  8. 21316
  9. 8281
  10. 196
  11. 2916
  12. 7396
  13. 2116
  14. 12321
  15. 10201
  16. 5041
  17. 5476
  18. 1681
  19. 7056
  20. 40401
  21. 961
  22. 2916
  23. 676
  24. 1681
  25. 22801
  26. 441
  27. 5776
  28. 7396
  29. 6561
  30. 2116
  31. 4356
  32. 44521
  33. 3136
  34. 54756
  35. 44521
  36. 5476
  37. 576
  38. 75076
  39. 5776
  40. 42436

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