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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 658 · 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. 1.46² =
  2. 2.201² =
  3. 3.166² =
  4. 4.21² =
  5. 5.251² =
  6. 6.171² =
  7. 7.196² =
  8. 8.86² =
  9. 9.61² =
  10. 10.34² =
  11. 11.111² =
  12. 12.256² =
  13. 13.96² =
  14. 14.196² =
  15. 15.241² =
  16. 16.81² =
  17. 17.61² =
  18. 18.271² =
  19. 19.31² =
  20. 20.21² =
  21. 21.181² =
  22. 22.14² =
  23. 23.14² =
  24. 24.201² =
  25. 25.224² =
  26. 26.81² =
  27. 27.61² =
  28. 28.56² =
  29. 29.56² =
  30. 30.114² =
  31. 31.56² =
  32. 32.84² =
  33. 33.34² =
  34. 34.96² =
  35. 35.61² =
  36. 36.141² =
  37. 37.86² =
  38. 38.114² =
  39. 39.81² =
  40. 40.46² =

Answer key

  1. 2116
  2. 40401
  3. 27556
  4. 441
  5. 63001
  6. 29241
  7. 38416
  8. 7396
  9. 3721
  10. 1156
  11. 12321
  12. 65536
  13. 9216
  14. 38416
  15. 58081
  16. 6561
  17. 3721
  18. 73441
  19. 961
  20. 441
  21. 32761
  22. 196
  23. 196
  24. 40401
  25. 50176
  26. 6561
  27. 3721
  28. 3136
  29. 3136
  30. 12996
  31. 3136
  32. 7056
  33. 1156
  34. 9216
  35. 3721
  36. 19881
  37. 7396
  38. 12996
  39. 6561
  40. 2116

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