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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 815 · 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. 1.244² =
  2. 2.151² =
  3. 3.31² =
  4. 4.34² =
  5. 5.31² =
  6. 6.286² =
  7. 7.251² =
  8. 8.116² =
  9. 9.91² =
  10. 10.24² =
  11. 11.11² =
  12. 12.56² =
  13. 13.24² =
  14. 14.86² =
  15. 15.91² =
  16. 16.66² =
  17. 17.21² =
  18. 18.256² =
  19. 19.21² =
  20. 20.14² =
  21. 21.91² =
  22. 22.51² =
  23. 23.226² =
  24. 24.36² =
  25. 25.151² =
  26. 26.11² =
  27. 27.14² =
  28. 28.86² =
  29. 29.16² =
  30. 30.281² =
  31. 31.16² =
  32. 32.46² =
  33. 33.51² =
  34. 34.16² =
  35. 35.91² =
  36. 36.61² =
  37. 37.14² =
  38. 38.11² =
  39. 39.76² =
  40. 40.71² =

Answer key

  1. 59536
  2. 22801
  3. 961
  4. 1156
  5. 961
  6. 81796
  7. 63001
  8. 13456
  9. 8281
  10. 576
  11. 121
  12. 3136
  13. 576
  14. 7396
  15. 8281
  16. 4356
  17. 441
  18. 65536
  19. 441
  20. 196
  21. 8281
  22. 2601
  23. 51076
  24. 1296
  25. 22801
  26. 121
  27. 196
  28. 7396
  29. 256
  30. 78961
  31. 256
  32. 2116
  33. 2601
  34. 256
  35. 8281
  36. 3721
  37. 196
  38. 121
  39. 5776
  40. 5041

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