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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 261 · 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. 2.34² =
  3. 3.251² =
  4. 4.14² =
  5. 5.71² =
  6. 6.226² =
  7. 7.116² =
  8. 8.36² =
  9. 9.34² =
  10. 10.41² =
  11. 11.51² =
  12. 12.66² =
  13. 13.81² =
  14. 14.31² =
  15. 15.26² =
  16. 16.21² =
  17. 17.21² =
  18. 18.86² =
  19. 19.14² =
  20. 20.24² =
  21. 21.46² =
  22. 22.121² =
  23. 23.196² =
  24. 24.36² =
  25. 25.31² =
  26. 26.21² =
  27. 27.156² =
  28. 28.46² =
  29. 29.161² =
  30. 30.46² =
  31. 31.51² =
  32. 32.226² =
  33. 33.64² =
  34. 34.44² =
  35. 35.111² =
  36. 36.104² =
  37. 37.46² =
  38. 38.64² =
  39. 39.21² =
  40. 40.21² =

Answer key

  1. 2601
  2. 1156
  3. 63001
  4. 196
  5. 5041
  6. 51076
  7. 13456
  8. 1296
  9. 1156
  10. 1681
  11. 2601
  12. 4356
  13. 6561
  14. 961
  15. 676
  16. 441
  17. 441
  18. 7396
  19. 196
  20. 576
  21. 2116
  22. 14641
  23. 38416
  24. 1296
  25. 961
  26. 441
  27. 24336
  28. 2116
  29. 25921
  30. 2116
  31. 2601
  32. 51076
  33. 4096
  34. 1936
  35. 12321
  36. 10816
  37. 2116
  38. 4096
  39. 441
  40. 441

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