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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 804 · 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. 1.64² =
  2. 2.251² =
  3. 3.64² =
  4. 4.74² =
  5. 5.291² =
  6. 6.201² =
  7. 7.64² =
  8. 8.74² =
  9. 9.296² =
  10. 10.114² =
  11. 11.94² =
  12. 12.131² =
  13. 13.11² =
  14. 14.94² =
  15. 15.184² =
  16. 16.16² =
  17. 17.196² =
  18. 18.84² =
  19. 19.71² =
  20. 20.64² =
  21. 21.66² =
  22. 22.246² =
  23. 23.74² =
  24. 24.286² =
  25. 25.71² =
  26. 26.116² =
  27. 27.184² =
  28. 28.81² =
  29. 29.14² =
  30. 30.116² =
  31. 31.16² =
  32. 32.181² =
  33. 33.264² =
  34. 34.51² =
  35. 35.66² =
  36. 36.121² =
  37. 37.111² =
  38. 38.81² =
  39. 39.81² =
  40. 40.254² =

Answer key

  1. 4096
  2. 63001
  3. 4096
  4. 5476
  5. 84681
  6. 40401
  7. 4096
  8. 5476
  9. 87616
  10. 12996
  11. 8836
  12. 17161
  13. 121
  14. 8836
  15. 33856
  16. 256
  17. 38416
  18. 7056
  19. 5041
  20. 4096
  21. 4356
  22. 60516
  23. 5476
  24. 81796
  25. 5041
  26. 13456
  27. 33856
  28. 6561
  29. 196
  30. 13456
  31. 256
  32. 32761
  33. 69696
  34. 2601
  35. 4356
  36. 14641
  37. 12321
  38. 6561
  39. 6561
  40. 64516

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