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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 717 · 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. 1.81² =
  2. 2.121² =
  3. 3.14² =
  4. 4.34² =
  5. 5.94² =
  6. 6.86² =
  7. 7.74² =
  8. 8.234² =
  9. 9.281² =
  10. 10.234² =
  11. 11.211² =
  12. 12.36² =
  13. 13.71² =
  14. 14.21² =
  15. 15.66² =
  16. 16.24² =
  17. 17.31² =
  18. 18.301² =
  19. 19.211² =
  20. 20.46² =
  21. 21.284² =
  22. 22.51² =
  23. 23.194² =
  24. 24.86² =
  25. 25.26² =
  26. 26.46² =
  27. 27.286² =
  28. 28.84² =
  29. 29.34² =
  30. 30.34² =
  31. 31.84² =
  32. 32.34² =
  33. 33.66² =
  34. 34.96² =
  35. 35.46² =
  36. 36.176² =
  37. 37.31² =
  38. 38.286² =
  39. 39.66² =
  40. 40.294² =

Answer key

  1. 6561
  2. 14641
  3. 196
  4. 1156
  5. 8836
  6. 7396
  7. 5476
  8. 54756
  9. 78961
  10. 54756
  11. 44521
  12. 1296
  13. 5041
  14. 441
  15. 4356
  16. 576
  17. 961
  18. 90601
  19. 44521
  20. 2116
  21. 80656
  22. 2601
  23. 37636
  24. 7396
  25. 676
  26. 2116
  27. 81796
  28. 7056
  29. 1156
  30. 1156
  31. 7056
  32. 1156
  33. 4356
  34. 9216
  35. 2116
  36. 30976
  37. 961
  38. 81796
  39. 4356
  40. 86436

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