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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 723 · 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. 1.11² =
  2. 2.51² =
  3. 3.86² =
  4. 4.161² =
  5. 5.204² =
  6. 6.16² =
  7. 7.61² =
  8. 8.66² =
  9. 9.26² =
  10. 10.206² =
  11. 11.276² =
  12. 12.166² =
  13. 13.96² =
  14. 14.56² =
  15. 15.64² =
  16. 16.296² =
  17. 17.94² =
  18. 18.164² =
  19. 19.41² =
  20. 20.171² =
  21. 21.211² =
  22. 22.16² =
  23. 23.31² =
  24. 24.94² =
  25. 25.14² =
  26. 26.284² =
  27. 27.44² =
  28. 28.256² =
  29. 29.26² =
  30. 30.281² =
  31. 31.84² =
  32. 32.296² =
  33. 33.64² =
  34. 34.61² =
  35. 35.306² =
  36. 36.131² =
  37. 37.21² =
  38. 38.81² =
  39. 39.164² =
  40. 40.76² =

Answer key

  1. 121
  2. 2601
  3. 7396
  4. 25921
  5. 41616
  6. 256
  7. 3721
  8. 4356
  9. 676
  10. 42436
  11. 76176
  12. 27556
  13. 9216
  14. 3136
  15. 4096
  16. 87616
  17. 8836
  18. 26896
  19. 1681
  20. 29241
  21. 44521
  22. 256
  23. 961
  24. 8836
  25. 196
  26. 80656
  27. 1936
  28. 65536
  29. 676
  30. 78961
  31. 7056
  32. 87616
  33. 4096
  34. 3721
  35. 93636
  36. 17161
  37. 441
  38. 6561
  39. 26896
  40. 5776

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