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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 424 · 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. 1.21² =
  2. 2.261² =
  3. 3.34² =
  4. 4.74² =
  5. 5.34² =
  6. 6.84² =
  7. 7.66² =
  8. 8.164² =
  9. 9.34² =
  10. 10.201² =
  11. 11.221² =
  12. 12.101² =
  13. 13.26² =
  14. 14.84² =
  15. 15.74² =
  16. 16.66² =
  17. 17.81² =
  18. 18.84² =
  19. 19.46² =
  20. 20.84² =
  21. 21.14² =
  22. 22.54² =
  23. 23.14² =
  24. 24.251² =
  25. 25.101² =
  26. 26.21² =
  27. 27.94² =
  28. 28.86² =
  29. 29.126² =
  30. 30.24² =
  31. 31.96² =
  32. 32.16² =
  33. 33.301² =
  34. 34.24² =
  35. 35.91² =
  36. 36.66² =
  37. 37.41² =
  38. 38.84² =
  39. 39.66² =
  40. 40.131² =

Answer key

  1. 441
  2. 68121
  3. 1156
  4. 5476
  5. 1156
  6. 7056
  7. 4356
  8. 26896
  9. 1156
  10. 40401
  11. 48841
  12. 10201
  13. 676
  14. 7056
  15. 5476
  16. 4356
  17. 6561
  18. 7056
  19. 2116
  20. 7056
  21. 196
  22. 2916
  23. 196
  24. 63001
  25. 10201
  26. 441
  27. 8836
  28. 7396
  29. 15876
  30. 576
  31. 9216
  32. 256
  33. 90601
  34. 576
  35. 8281
  36. 4356
  37. 1681
  38. 7056
  39. 4356
  40. 17161

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