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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 80 · 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. 1.26² =
  2. 2.14² =
  3. 3.14² =
  4. 4.264² =
  5. 5.256² =
  6. 6.71² =
  7. 7.251² =
  8. 8.44² =
  9. 9.114² =
  10. 10.274² =
  11. 11.41² =
  12. 12.61² =
  13. 13.256² =
  14. 14.76² =
  15. 15.41² =
  16. 16.271² =
  17. 17.61² =
  18. 18.76² =
  19. 19.14² =
  20. 20.21² =
  21. 21.141² =
  22. 22.26² =
  23. 23.94² =
  24. 24.61² =
  25. 25.14² =
  26. 26.26² =
  27. 27.44² =
  28. 28.11² =
  29. 29.44² =
  30. 30.14² =
  31. 31.194² =
  32. 32.26² =
  33. 33.214² =
  34. 34.131² =
  35. 35.14² =
  36. 36.71² =
  37. 37.71² =
  38. 38.281² =
  39. 39.71² =
  40. 40.244² =

Answer key

  1. 676
  2. 196
  3. 196
  4. 69696
  5. 65536
  6. 5041
  7. 63001
  8. 1936
  9. 12996
  10. 75076
  11. 1681
  12. 3721
  13. 65536
  14. 5776
  15. 1681
  16. 73441
  17. 3721
  18. 5776
  19. 196
  20. 441
  21. 19881
  22. 676
  23. 8836
  24. 3721
  25. 196
  26. 676
  27. 1936
  28. 121
  29. 1936
  30. 196
  31. 37636
  32. 676
  33. 45796
  34. 17161
  35. 196
  36. 5041
  37. 5041
  38. 78961
  39. 5041
  40. 59536

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