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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 842 · 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. 2.136² =
  3. 3.51² =
  4. 4.26² =
  5. 5.44² =
  6. 6.241² =
  7. 7.84² =
  8. 8.114² =
  9. 9.84² =
  10. 10.24² =
  11. 11.11² =
  12. 12.84² =
  13. 13.11² =
  14. 14.46² =
  15. 15.76² =
  16. 16.26² =
  17. 17.124² =
  18. 18.284² =
  19. 19.16² =
  20. 20.41² =
  21. 21.236² =
  22. 22.74² =
  23. 23.214² =
  24. 24.14² =
  25. 25.44² =
  26. 26.64² =
  27. 27.71² =
  28. 28.141² =
  29. 29.71² =
  30. 30.174² =
  31. 31.74² =
  32. 32.51² =
  33. 33.214² =
  34. 34.64² =
  35. 35.61² =
  36. 36.211² =
  37. 37.61² =
  38. 38.221² =
  39. 39.154² =
  40. 40.186² =

Answer key

  1. 441
  2. 18496
  3. 2601
  4. 676
  5. 1936
  6. 58081
  7. 7056
  8. 12996
  9. 7056
  10. 576
  11. 121
  12. 7056
  13. 121
  14. 2116
  15. 5776
  16. 676
  17. 15376
  18. 80656
  19. 256
  20. 1681
  21. 55696
  22. 5476
  23. 45796
  24. 196
  25. 1936
  26. 4096
  27. 5041
  28. 19881
  29. 5041
  30. 30276
  31. 5476
  32. 2601
  33. 45796
  34. 4096
  35. 3721
  36. 44521
  37. 3721
  38. 48841
  39. 23716
  40. 34596

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