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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 716 · 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. 2.74² =
  3. 3.226² =
  4. 4.124² =
  5. 5.91² =
  6. 6.91² =
  7. 7.86² =
  8. 8.131² =
  9. 9.191² =
  10. 10.181² =
  11. 11.94² =
  12. 12.51² =
  13. 13.61² =
  14. 14.274² =
  15. 15.14² =
  16. 16.24² =
  17. 17.24² =
  18. 18.151² =
  19. 19.146² =
  20. 20.164² =
  21. 21.21² =
  22. 22.16² =
  23. 23.156² =
  24. 24.284² =
  25. 25.21² =
  26. 26.94² =
  27. 27.96² =
  28. 28.44² =
  29. 29.134² =
  30. 30.244² =
  31. 31.11² =
  32. 32.51² =
  33. 33.74² =
  34. 34.104² =
  35. 35.36² =
  36. 36.46² =
  37. 37.76² =
  38. 38.251² =
  39. 39.64² =
  40. 40.84² =

Answer key

  1. 1681
  2. 5476
  3. 51076
  4. 15376
  5. 8281
  6. 8281
  7. 7396
  8. 17161
  9. 36481
  10. 32761
  11. 8836
  12. 2601
  13. 3721
  14. 75076
  15. 196
  16. 576
  17. 576
  18. 22801
  19. 21316
  20. 26896
  21. 441
  22. 256
  23. 24336
  24. 80656
  25. 441
  26. 8836
  27. 9216
  28. 1936
  29. 17956
  30. 59536
  31. 121
  32. 2601
  33. 5476
  34. 10816
  35. 1296
  36. 2116
  37. 5776
  38. 63001
  39. 4096
  40. 7056

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