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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 781 · 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. 1.56² =
  2. 2.201² =
  3. 3.216² =
  4. 4.74² =
  5. 5.284² =
  6. 6.276² =
  7. 7.151² =
  8. 8.256² =
  9. 9.21² =
  10. 10.21² =
  11. 11.306² =
  12. 12.16² =
  13. 13.21² =
  14. 14.84² =
  15. 15.94² =
  16. 16.31² =
  17. 17.94² =
  18. 18.26² =
  19. 19.134² =
  20. 20.31² =
  21. 21.14² =
  22. 22.14² =
  23. 23.101² =
  24. 24.154² =
  25. 25.114² =
  26. 26.146² =
  27. 27.221² =
  28. 28.31² =
  29. 29.51² =
  30. 30.294² =
  31. 31.11² =
  32. 32.71² =
  33. 33.296² =
  34. 34.304² =
  35. 35.34² =
  36. 36.11² =
  37. 37.74² =
  38. 38.74² =
  39. 39.61² =
  40. 40.31² =

Answer key

  1. 3136
  2. 40401
  3. 46656
  4. 5476
  5. 80656
  6. 76176
  7. 22801
  8. 65536
  9. 441
  10. 441
  11. 93636
  12. 256
  13. 441
  14. 7056
  15. 8836
  16. 961
  17. 8836
  18. 676
  19. 17956
  20. 961
  21. 196
  22. 196
  23. 10201
  24. 23716
  25. 12996
  26. 21316
  27. 48841
  28. 961
  29. 2601
  30. 86436
  31. 121
  32. 5041
  33. 87616
  34. 92416
  35. 1156
  36. 121
  37. 5476
  38. 5476
  39. 3721
  40. 961

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