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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 448 · 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. 1.14² =
  2. 2.161² =
  3. 3.111² =
  4. 4.244² =
  5. 5.91² =
  6. 6.61² =
  7. 7.21² =
  8. 8.11² =
  9. 9.74² =
  10. 10.94² =
  11. 11.276² =
  12. 12.51² =
  13. 13.106² =
  14. 14.226² =
  15. 15.51² =
  16. 16.11² =
  17. 17.14² =
  18. 18.64² =
  19. 19.24² =
  20. 20.166² =
  21. 21.96² =
  22. 22.84² =
  23. 23.154² =
  24. 24.44² =
  25. 25.144² =
  26. 26.21² =
  27. 27.14² =
  28. 28.76² =
  29. 29.181² =
  30. 30.36² =
  31. 31.204² =
  32. 32.24² =
  33. 33.11² =
  34. 34.164² =
  35. 35.306² =
  36. 36.81² =
  37. 37.61² =
  38. 38.14² =
  39. 39.56² =
  40. 40.206² =

Answer key

  1. 196
  2. 25921
  3. 12321
  4. 59536
  5. 8281
  6. 3721
  7. 441
  8. 121
  9. 5476
  10. 8836
  11. 76176
  12. 2601
  13. 11236
  14. 51076
  15. 2601
  16. 121
  17. 196
  18. 4096
  19. 576
  20. 27556
  21. 9216
  22. 7056
  23. 23716
  24. 1936
  25. 20736
  26. 441
  27. 196
  28. 5776
  29. 32761
  30. 1296
  31. 41616
  32. 576
  33. 121
  34. 26896
  35. 93636
  36. 6561
  37. 3721
  38. 196
  39. 3136
  40. 42436

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