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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 586 · 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. 1.51² =
  2. 2.26² =
  3. 3.14² =
  4. 4.44² =
  5. 5.121² =
  6. 6.91² =
  7. 7.101² =
  8. 8.21² =
  9. 9.96² =
  10. 10.46² =
  11. 11.276² =
  12. 12.24² =
  13. 13.36² =
  14. 14.71² =
  15. 15.16² =
  16. 16.71² =
  17. 17.254² =
  18. 18.24² =
  19. 19.94² =
  20. 20.266² =
  21. 21.16² =
  22. 22.61² =
  23. 23.36² =
  24. 24.44² =
  25. 25.196² =
  26. 26.104² =
  27. 27.64² =
  28. 28.21² =
  29. 29.171² =
  30. 30.51² =
  31. 31.136² =
  32. 32.166² =
  33. 33.64² =
  34. 34.94² =
  35. 35.44² =
  36. 36.104² =
  37. 37.251² =
  38. 38.56² =
  39. 39.116² =
  40. 40.124² =

Answer key

  1. 2601
  2. 676
  3. 196
  4. 1936
  5. 14641
  6. 8281
  7. 10201
  8. 441
  9. 9216
  10. 2116
  11. 76176
  12. 576
  13. 1296
  14. 5041
  15. 256
  16. 5041
  17. 64516
  18. 576
  19. 8836
  20. 70756
  21. 256
  22. 3721
  23. 1296
  24. 1936
  25. 38416
  26. 10816
  27. 4096
  28. 441
  29. 29241
  30. 2601
  31. 18496
  32. 27556
  33. 4096
  34. 8836
  35. 1936
  36. 10816
  37. 63001
  38. 3136
  39. 13456
  40. 15376

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