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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 971 · 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. 2.184² =
  3. 3.21² =
  4. 4.61² =
  5. 5.94² =
  6. 6.184² =
  7. 7.136² =
  8. 8.54² =
  9. 9.74² =
  10. 10.21² =
  11. 11.221² =
  12. 12.184² =
  13. 13.81² =
  14. 14.51² =
  15. 15.121² =
  16. 16.284² =
  17. 17.181² =
  18. 18.231² =
  19. 19.11² =
  20. 20.146² =
  21. 21.251² =
  22. 22.244² =
  23. 23.294² =
  24. 24.61² =
  25. 25.21² =
  26. 26.54² =
  27. 27.196² =
  28. 28.14² =
  29. 29.276² =
  30. 30.201² =
  31. 31.56² =
  32. 32.114² =
  33. 33.264² =
  34. 34.101² =
  35. 35.61² =
  36. 36.56² =
  37. 37.24² =
  38. 38.61² =
  39. 39.16² =
  40. 40.16² =

Answer key

  1. 6561
  2. 33856
  3. 441
  4. 3721
  5. 8836
  6. 33856
  7. 18496
  8. 2916
  9. 5476
  10. 441
  11. 48841
  12. 33856
  13. 6561
  14. 2601
  15. 14641
  16. 80656
  17. 32761
  18. 53361
  19. 121
  20. 21316
  21. 63001
  22. 59536
  23. 86436
  24. 3721
  25. 441
  26. 2916
  27. 38416
  28. 196
  29. 76176
  30. 40401
  31. 3136
  32. 12996
  33. 69696
  34. 10201
  35. 3721
  36. 3136
  37. 576
  38. 3721
  39. 256
  40. 256

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