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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 418 · 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. 1.31² =
  2. 2.171² =
  3. 3.56² =
  4. 4.24² =
  5. 5.14² =
  6. 6.204² =
  7. 7.76² =
  8. 8.156² =
  9. 9.56² =
  10. 10.61² =
  11. 11.34² =
  12. 12.156² =
  13. 13.221² =
  14. 14.204² =
  15. 15.14² =
  16. 16.204² =
  17. 17.66² =
  18. 18.11² =
  19. 19.51² =
  20. 20.61² =
  21. 21.56² =
  22. 22.41² =
  23. 23.24² =
  24. 24.76² =
  25. 25.201² =
  26. 26.16² =
  27. 27.264² =
  28. 28.66² =
  29. 29.14² =
  30. 30.61² =
  31. 31.16² =
  32. 32.76² =
  33. 33.286² =
  34. 34.31² =
  35. 35.84² =
  36. 36.84² =
  37. 37.71² =
  38. 38.51² =
  39. 39.231² =
  40. 40.31² =

Answer key

  1. 961
  2. 29241
  3. 3136
  4. 576
  5. 196
  6. 41616
  7. 5776
  8. 24336
  9. 3136
  10. 3721
  11. 1156
  12. 24336
  13. 48841
  14. 41616
  15. 196
  16. 41616
  17. 4356
  18. 121
  19. 2601
  20. 3721
  21. 3136
  22. 1681
  23. 576
  24. 5776
  25. 40401
  26. 256
  27. 69696
  28. 4356
  29. 196
  30. 3721
  31. 256
  32. 5776
  33. 81796
  34. 961
  35. 7056
  36. 7056
  37. 5041
  38. 2601
  39. 53361
  40. 961

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