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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 738 · 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. 2.246² =
  3. 3.146² =
  4. 4.61² =
  5. 5.64² =
  6. 6.96² =
  7. 7.84² =
  8. 8.96² =
  9. 9.231² =
  10. 10.94² =
  11. 11.64² =
  12. 12.304² =
  13. 13.24² =
  14. 14.116² =
  15. 15.44² =
  16. 16.74² =
  17. 17.196² =
  18. 18.24² =
  19. 19.171² =
  20. 20.26² =
  21. 21.24² =
  22. 22.84² =
  23. 23.64² =
  24. 24.281² =
  25. 25.26² =
  26. 26.16² =
  27. 27.34² =
  28. 28.64² =
  29. 29.21² =
  30. 30.114² =
  31. 31.36² =
  32. 32.251² =
  33. 33.11² =
  34. 34.61² =
  35. 35.251² =
  36. 36.21² =
  37. 37.46² =
  38. 38.21² =
  39. 39.286² =
  40. 40.26² =

Answer key

  1. 441
  2. 60516
  3. 21316
  4. 3721
  5. 4096
  6. 9216
  7. 7056
  8. 9216
  9. 53361
  10. 8836
  11. 4096
  12. 92416
  13. 576
  14. 13456
  15. 1936
  16. 5476
  17. 38416
  18. 576
  19. 29241
  20. 676
  21. 576
  22. 7056
  23. 4096
  24. 78961
  25. 676
  26. 256
  27. 1156
  28. 4096
  29. 441
  30. 12996
  31. 1296
  32. 63001
  33. 121
  34. 3721
  35. 63001
  36. 441
  37. 2116
  38. 441
  39. 81796
  40. 676

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