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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 543 · 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. 1.41² =
  2. 2.16² =
  3. 3.66² =
  4. 4.91² =
  5. 5.34² =
  6. 6.91² =
  7. 7.84² =
  8. 8.41² =
  9. 9.91² =
  10. 10.124² =
  11. 11.114² =
  12. 12.264² =
  13. 13.294² =
  14. 14.11² =
  15. 15.134² =
  16. 16.71² =
  17. 17.24² =
  18. 18.16² =
  19. 19.191² =
  20. 20.81² =
  21. 21.214² =
  22. 22.131² =
  23. 23.61² =
  24. 24.51² =
  25. 25.11² =
  26. 26.16² =
  27. 27.34² =
  28. 28.181² =
  29. 29.241² =
  30. 30.306² =
  31. 31.136² =
  32. 32.214² =
  33. 33.71² =
  34. 34.284² =
  35. 35.226² =
  36. 36.281² =
  37. 37.21² =
  38. 38.11² =
  39. 39.21² =
  40. 40.74² =

Answer key

  1. 1681
  2. 256
  3. 4356
  4. 8281
  5. 1156
  6. 8281
  7. 7056
  8. 1681
  9. 8281
  10. 15376
  11. 12996
  12. 69696
  13. 86436
  14. 121
  15. 17956
  16. 5041
  17. 576
  18. 256
  19. 36481
  20. 6561
  21. 45796
  22. 17161
  23. 3721
  24. 2601
  25. 121
  26. 256
  27. 1156
  28. 32761
  29. 58081
  30. 93636
  31. 18496
  32. 45796
  33. 5041
  34. 80656
  35. 51076
  36. 78961
  37. 441
  38. 121
  39. 441
  40. 5476

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