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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 477 · 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. 1.41² =
  2. 2.61² =
  3. 3.74² =
  4. 4.24² =
  5. 5.66² =
  6. 6.74² =
  7. 7.271² =
  8. 8.31² =
  9. 9.84² =
  10. 10.81² =
  11. 11.294² =
  12. 12.44² =
  13. 13.206² =
  14. 14.91² =
  15. 15.46² =
  16. 16.11² =
  17. 17.56² =
  18. 18.24² =
  19. 19.76² =
  20. 20.166² =
  21. 21.46² =
  22. 22.131² =
  23. 23.24² =
  24. 24.211² =
  25. 25.21² =
  26. 26.256² =
  27. 27.284² =
  28. 28.41² =
  29. 29.14² =
  30. 30.296² =
  31. 31.11² =
  32. 32.94² =
  33. 33.96² =
  34. 34.276² =
  35. 35.114² =
  36. 36.166² =
  37. 37.41² =
  38. 38.64² =
  39. 39.91² =
  40. 40.116² =

Answer key

  1. 1681
  2. 3721
  3. 5476
  4. 576
  5. 4356
  6. 5476
  7. 73441
  8. 961
  9. 7056
  10. 6561
  11. 86436
  12. 1936
  13. 42436
  14. 8281
  15. 2116
  16. 121
  17. 3136
  18. 576
  19. 5776
  20. 27556
  21. 2116
  22. 17161
  23. 576
  24. 44521
  25. 441
  26. 65536
  27. 80656
  28. 1681
  29. 196
  30. 87616
  31. 121
  32. 8836
  33. 9216
  34. 76176
  35. 12996
  36. 27556
  37. 1681
  38. 4096
  39. 8281
  40. 13456

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