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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 802 · 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. 1.61² =
  2. 2.211² =
  3. 3.41² =
  4. 4.64² =
  5. 5.284² =
  6. 6.231² =
  7. 7.94² =
  8. 8.96² =
  9. 9.216² =
  10. 10.111² =
  11. 11.101² =
  12. 12.226² =
  13. 13.131² =
  14. 14.14² =
  15. 15.174² =
  16. 16.24² =
  17. 17.14² =
  18. 18.84² =
  19. 19.41² =
  20. 20.26² =
  21. 21.154² =
  22. 22.221² =
  23. 23.206² =
  24. 24.106² =
  25. 25.306² =
  26. 26.94² =
  27. 27.84² =
  28. 28.51² =
  29. 29.126² =
  30. 30.196² =
  31. 31.51² =
  32. 32.304² =
  33. 33.56² =
  34. 34.54² =
  35. 35.174² =
  36. 36.34² =
  37. 37.74² =
  38. 38.74² =
  39. 39.76² =
  40. 40.251² =

Answer key

  1. 3721
  2. 44521
  3. 1681
  4. 4096
  5. 80656
  6. 53361
  7. 8836
  8. 9216
  9. 46656
  10. 12321
  11. 10201
  12. 51076
  13. 17161
  14. 196
  15. 30276
  16. 576
  17. 196
  18. 7056
  19. 1681
  20. 676
  21. 23716
  22. 48841
  23. 42436
  24. 11236
  25. 93636
  26. 8836
  27. 7056
  28. 2601
  29. 15876
  30. 38416
  31. 2601
  32. 92416
  33. 3136
  34. 2916
  35. 30276
  36. 1156
  37. 5476
  38. 5476
  39. 5776
  40. 63001

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