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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 515 · 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. 1.76² =
  2. 2.256² =
  3. 3.261² =
  4. 4.31² =
  5. 5.234² =
  6. 6.74² =
  7. 7.76² =
  8. 8.146² =
  9. 9.96² =
  10. 10.274² =
  11. 11.51² =
  12. 12.16² =
  13. 13.36² =
  14. 14.254² =
  15. 15.111² =
  16. 16.251² =
  17. 17.36² =
  18. 18.104² =
  19. 19.61² =
  20. 20.86² =
  21. 21.91² =
  22. 22.94² =
  23. 23.41² =
  24. 24.44² =
  25. 25.11² =
  26. 26.306² =
  27. 27.26² =
  28. 28.26² =
  29. 29.81² =
  30. 30.221² =
  31. 31.286² =
  32. 32.44² =
  33. 33.21² =
  34. 34.264² =
  35. 35.281² =
  36. 36.161² =
  37. 37.41² =
  38. 38.296² =
  39. 39.246² =
  40. 40.84² =

Answer key

  1. 5776
  2. 65536
  3. 68121
  4. 961
  5. 54756
  6. 5476
  7. 5776
  8. 21316
  9. 9216
  10. 75076
  11. 2601
  12. 256
  13. 1296
  14. 64516
  15. 12321
  16. 63001
  17. 1296
  18. 10816
  19. 3721
  20. 7396
  21. 8281
  22. 8836
  23. 1681
  24. 1936
  25. 121
  26. 93636
  27. 676
  28. 676
  29. 6561
  30. 48841
  31. 81796
  32. 1936
  33. 441
  34. 69696
  35. 78961
  36. 25921
  37. 1681
  38. 87616
  39. 60516
  40. 7056

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