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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 909 · 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. 1.51² =
  2. 2.106² =
  3. 3.66² =
  4. 4.274² =
  5. 5.154² =
  6. 6.124² =
  7. 7.74² =
  8. 8.16² =
  9. 9.136² =
  10. 10.36² =
  11. 11.54² =
  12. 12.156² =
  13. 13.11² =
  14. 14.76² =
  15. 15.134² =
  16. 16.201² =
  17. 17.274² =
  18. 18.124² =
  19. 19.164² =
  20. 20.274² =
  21. 21.61² =
  22. 22.91² =
  23. 23.284² =
  24. 24.141² =
  25. 25.61² =
  26. 26.84² =
  27. 27.26² =
  28. 28.44² =
  29. 29.91² =
  30. 30.184² =
  31. 31.84² =
  32. 32.214² =
  33. 33.286² =
  34. 34.74² =
  35. 35.96² =
  36. 36.216² =
  37. 37.146² =
  38. 38.121² =
  39. 39.76² =
  40. 40.51² =

Answer key

  1. 2601
  2. 11236
  3. 4356
  4. 75076
  5. 23716
  6. 15376
  7. 5476
  8. 256
  9. 18496
  10. 1296
  11. 2916
  12. 24336
  13. 121
  14. 5776
  15. 17956
  16. 40401
  17. 75076
  18. 15376
  19. 26896
  20. 75076
  21. 3721
  22. 8281
  23. 80656
  24. 19881
  25. 3721
  26. 7056
  27. 676
  28. 1936
  29. 8281
  30. 33856
  31. 7056
  32. 45796
  33. 81796
  34. 5476
  35. 9216
  36. 46656
  37. 21316
  38. 14641
  39. 5776
  40. 2601

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