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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 377 · 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. 1.284² =
  2. 2.11² =
  3. 3.21² =
  4. 4.91² =
  5. 5.61² =
  6. 6.131² =
  7. 7.91² =
  8. 8.226² =
  9. 9.171² =
  10. 10.16² =
  11. 11.14² =
  12. 12.11² =
  13. 13.174² =
  14. 14.251² =
  15. 15.146² =
  16. 16.21² =
  17. 17.36² =
  18. 18.171² =
  19. 19.56² =
  20. 20.104² =
  21. 21.31² =
  22. 22.264² =
  23. 23.274² =
  24. 24.156² =
  25. 25.84² =
  26. 26.86² =
  27. 27.91² =
  28. 28.21² =
  29. 29.11² =
  30. 30.14² =
  31. 31.21² =
  32. 32.66² =
  33. 33.51² =
  34. 34.284² =
  35. 35.74² =
  36. 36.236² =
  37. 37.21² =
  38. 38.286² =
  39. 39.171² =
  40. 40.14² =

Answer key

  1. 80656
  2. 121
  3. 441
  4. 8281
  5. 3721
  6. 17161
  7. 8281
  8. 51076
  9. 29241
  10. 256
  11. 196
  12. 121
  13. 30276
  14. 63001
  15. 21316
  16. 441
  17. 1296
  18. 29241
  19. 3136
  20. 10816
  21. 961
  22. 69696
  23. 75076
  24. 24336
  25. 7056
  26. 7396
  27. 8281
  28. 441
  29. 121
  30. 196
  31. 441
  32. 4356
  33. 2601
  34. 80656
  35. 5476
  36. 55696
  37. 441
  38. 81796
  39. 29241
  40. 196

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