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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 731 · 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. 1.141² =
  2. 2.11² =
  3. 3.21² =
  4. 4.166² =
  5. 5.66² =
  6. 6.21² =
  7. 7.34² =
  8. 8.34² =
  9. 9.21² =
  10. 10.306² =
  11. 11.64² =
  12. 12.71² =
  13. 13.21² =
  14. 14.246² =
  15. 15.44² =
  16. 16.11² =
  17. 17.226² =
  18. 18.101² =
  19. 19.116² =
  20. 20.34² =
  21. 21.144² =
  22. 22.86² =
  23. 23.301² =
  24. 24.94² =
  25. 25.214² =
  26. 26.24² =
  27. 27.176² =
  28. 28.224² =
  29. 29.11² =
  30. 30.114² =
  31. 31.34² =
  32. 32.91² =
  33. 33.71² =
  34. 34.301² =
  35. 35.54² =
  36. 36.131² =
  37. 37.84² =
  38. 38.61² =
  39. 39.61² =
  40. 40.44² =

Answer key

  1. 19881
  2. 121
  3. 441
  4. 27556
  5. 4356
  6. 441
  7. 1156
  8. 1156
  9. 441
  10. 93636
  11. 4096
  12. 5041
  13. 441
  14. 60516
  15. 1936
  16. 121
  17. 51076
  18. 10201
  19. 13456
  20. 1156
  21. 20736
  22. 7396
  23. 90601
  24. 8836
  25. 45796
  26. 576
  27. 30976
  28. 50176
  29. 121
  30. 12996
  31. 1156
  32. 8281
  33. 5041
  34. 90601
  35. 2916
  36. 17161
  37. 7056
  38. 3721
  39. 3721
  40. 1936

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