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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 822 · 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. 1.54² =
  2. 2.26² =
  3. 3.54² =
  4. 4.21² =
  5. 5.26² =
  6. 6.211² =
  7. 7.94² =
  8. 8.244² =
  9. 9.61² =
  10. 10.94² =
  11. 11.44² =
  12. 12.34² =
  13. 13.11² =
  14. 14.11² =
  15. 15.66² =
  16. 16.241² =
  17. 17.256² =
  18. 18.131² =
  19. 19.76² =
  20. 20.61² =
  21. 21.91² =
  22. 22.31² =
  23. 23.176² =
  24. 24.41² =
  25. 25.41² =
  26. 26.46² =
  27. 27.26² =
  28. 28.84² =
  29. 29.56² =
  30. 30.121² =
  31. 31.16² =
  32. 32.26² =
  33. 33.24² =
  34. 34.306² =
  35. 35.71² =
  36. 36.294² =
  37. 37.94² =
  38. 38.24² =
  39. 39.54² =
  40. 40.171² =

Answer key

  1. 2916
  2. 676
  3. 2916
  4. 441
  5. 676
  6. 44521
  7. 8836
  8. 59536
  9. 3721
  10. 8836
  11. 1936
  12. 1156
  13. 121
  14. 121
  15. 4356
  16. 58081
  17. 65536
  18. 17161
  19. 5776
  20. 3721
  21. 8281
  22. 961
  23. 30976
  24. 1681
  25. 1681
  26. 2116
  27. 676
  28. 7056
  29. 3136
  30. 14641
  31. 256
  32. 676
  33. 576
  34. 93636
  35. 5041
  36. 86436
  37. 8836
  38. 576
  39. 2916
  40. 29241

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