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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 770 · 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. 1.251² =
  2. 2.201² =
  3. 3.86² =
  4. 4.211² =
  5. 5.84² =
  6. 6.16² =
  7. 7.196² =
  8. 8.174² =
  9. 9.86² =
  10. 10.21² =
  11. 11.274² =
  12. 12.14² =
  13. 13.51² =
  14. 14.51² =
  15. 15.11² =
  16. 16.24² =
  17. 17.286² =
  18. 18.21² =
  19. 19.64² =
  20. 20.306² =
  21. 21.56² =
  22. 22.136² =
  23. 23.206² =
  24. 24.34² =
  25. 25.56² =
  26. 26.134² =
  27. 27.94² =
  28. 28.156² =
  29. 29.114² =
  30. 30.31² =
  31. 31.14² =
  32. 32.21² =
  33. 33.26² =
  34. 34.61² =
  35. 35.21² =
  36. 36.134² =
  37. 37.31² =
  38. 38.24² =
  39. 39.51² =
  40. 40.14² =

Answer key

  1. 63001
  2. 40401
  3. 7396
  4. 44521
  5. 7056
  6. 256
  7. 38416
  8. 30276
  9. 7396
  10. 441
  11. 75076
  12. 196
  13. 2601
  14. 2601
  15. 121
  16. 576
  17. 81796
  18. 441
  19. 4096
  20. 93636
  21. 3136
  22. 18496
  23. 42436
  24. 1156
  25. 3136
  26. 17956
  27. 8836
  28. 24336
  29. 12996
  30. 961
  31. 196
  32. 441
  33. 676
  34. 3721
  35. 441
  36. 17956
  37. 961
  38. 576
  39. 2601
  40. 196

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