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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 548 · 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. 1.151² =
  2. 2.21² =
  3. 3.64² =
  4. 4.241² =
  5. 5.41² =
  6. 6.84² =
  7. 7.116² =
  8. 8.71² =
  9. 9.21² =
  10. 10.166² =
  11. 11.161² =
  12. 12.81² =
  13. 13.261² =
  14. 14.234² =
  15. 15.191² =
  16. 16.54² =
  17. 17.31² =
  18. 18.11² =
  19. 19.24² =
  20. 20.111² =
  21. 21.31² =
  22. 22.266² =
  23. 23.71² =
  24. 24.91² =
  25. 25.281² =
  26. 26.174² =
  27. 27.24² =
  28. 28.234² =
  29. 29.41² =
  30. 30.11² =
  31. 31.76² =
  32. 32.36² =
  33. 33.16² =
  34. 34.81² =
  35. 35.76² =
  36. 36.246² =
  37. 37.256² =
  38. 38.36² =
  39. 39.46² =
  40. 40.14² =

Answer key

  1. 22801
  2. 441
  3. 4096
  4. 58081
  5. 1681
  6. 7056
  7. 13456
  8. 5041
  9. 441
  10. 27556
  11. 25921
  12. 6561
  13. 68121
  14. 54756
  15. 36481
  16. 2916
  17. 961
  18. 121
  19. 576
  20. 12321
  21. 961
  22. 70756
  23. 5041
  24. 8281
  25. 78961
  26. 30276
  27. 576
  28. 54756
  29. 1681
  30. 121
  31. 5776
  32. 1296
  33. 256
  34. 6561
  35. 5776
  36. 60516
  37. 65536
  38. 1296
  39. 2116
  40. 196

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