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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 855 · 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. 1.61² =
  2. 2.21² =
  3. 3.24² =
  4. 4.76² =
  5. 5.186² =
  6. 6.31² =
  7. 7.171² =
  8. 8.141² =
  9. 9.281² =
  10. 10.94² =
  11. 11.56² =
  12. 12.26² =
  13. 13.71² =
  14. 14.31² =
  15. 15.71² =
  16. 16.46² =
  17. 17.84² =
  18. 18.101² =
  19. 19.166² =
  20. 20.66² =
  21. 21.104² =
  22. 22.14² =
  23. 23.21² =
  24. 24.41² =
  25. 25.41² =
  26. 26.156² =
  27. 27.64² =
  28. 28.26² =
  29. 29.34² =
  30. 30.34² =
  31. 31.84² =
  32. 32.264² =
  33. 33.146² =
  34. 34.31² =
  35. 35.244² =
  36. 36.86² =
  37. 37.266² =
  38. 38.91² =
  39. 39.76² =
  40. 40.86² =

Answer key

  1. 3721
  2. 441
  3. 576
  4. 5776
  5. 34596
  6. 961
  7. 29241
  8. 19881
  9. 78961
  10. 8836
  11. 3136
  12. 676
  13. 5041
  14. 961
  15. 5041
  16. 2116
  17. 7056
  18. 10201
  19. 27556
  20. 4356
  21. 10816
  22. 196
  23. 441
  24. 1681
  25. 1681
  26. 24336
  27. 4096
  28. 676
  29. 1156
  30. 1156
  31. 7056
  32. 69696
  33. 21316
  34. 961
  35. 59536
  36. 7396
  37. 70756
  38. 8281
  39. 5776
  40. 7396

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