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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 870 · 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. 2.16² =
  3. 3.256² =
  4. 4.64² =
  5. 5.146² =
  6. 6.16² =
  7. 7.26² =
  8. 8.74² =
  9. 9.94² =
  10. 10.44² =
  11. 11.64² =
  12. 12.76² =
  13. 13.234² =
  14. 14.56² =
  15. 15.31² =
  16. 16.11² =
  17. 17.251² =
  18. 18.94² =
  19. 19.124² =
  20. 20.44² =
  21. 21.274² =
  22. 22.24² =
  23. 23.41² =
  24. 24.24² =
  25. 25.126² =
  26. 26.174² =
  27. 27.24² =
  28. 28.126² =
  29. 29.191² =
  30. 30.44² =
  31. 31.141² =
  32. 32.116² =
  33. 33.41² =
  34. 34.121² =
  35. 35.214² =
  36. 36.14² =
  37. 37.24² =
  38. 38.61² =
  39. 39.84² =
  40. 40.61² =

Answer key

  1. 2601
  2. 256
  3. 65536
  4. 4096
  5. 21316
  6. 256
  7. 676
  8. 5476
  9. 8836
  10. 1936
  11. 4096
  12. 5776
  13. 54756
  14. 3136
  15. 961
  16. 121
  17. 63001
  18. 8836
  19. 15376
  20. 1936
  21. 75076
  22. 576
  23. 1681
  24. 576
  25. 15876
  26. 30276
  27. 576
  28. 15876
  29. 36481
  30. 1936
  31. 19881
  32. 13456
  33. 1681
  34. 14641
  35. 45796
  36. 196
  37. 576
  38. 3721
  39. 7056
  40. 3721

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