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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 251 · 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. 1.41² =
  2. 2.231² =
  3. 3.31² =
  4. 4.214² =
  5. 5.24² =
  6. 6.171² =
  7. 7.41² =
  8. 8.16² =
  9. 9.71² =
  10. 10.34² =
  11. 11.76² =
  12. 12.86² =
  13. 13.44² =
  14. 14.246² =
  15. 15.64² =
  16. 16.66² =
  17. 17.96² =
  18. 18.61² =
  19. 19.84² =
  20. 20.64² =
  21. 21.186² =
  22. 22.31² =
  23. 23.161² =
  24. 24.24² =
  25. 25.11² =
  26. 26.251² =
  27. 27.91² =
  28. 28.141² =
  29. 29.281² =
  30. 30.21² =
  31. 31.21² =
  32. 32.36² =
  33. 33.24² =
  34. 34.16² =
  35. 35.124² =
  36. 36.106² =
  37. 37.56² =
  38. 38.174² =
  39. 39.301² =
  40. 40.156² =

Answer key

  1. 1681
  2. 53361
  3. 961
  4. 45796
  5. 576
  6. 29241
  7. 1681
  8. 256
  9. 5041
  10. 1156
  11. 5776
  12. 7396
  13. 1936
  14. 60516
  15. 4096
  16. 4356
  17. 9216
  18. 3721
  19. 7056
  20. 4096
  21. 34596
  22. 961
  23. 25921
  24. 576
  25. 121
  26. 63001
  27. 8281
  28. 19881
  29. 78961
  30. 441
  31. 441
  32. 1296
  33. 576
  34. 256
  35. 15376
  36. 11236
  37. 3136
  38. 30276
  39. 90601
  40. 24336

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