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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 874 · 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. 2.51² =
  3. 3.34² =
  4. 4.46² =
  5. 5.46² =
  6. 6.31² =
  7. 7.81² =
  8. 8.246² =
  9. 9.36² =
  10. 10.271² =
  11. 11.154² =
  12. 12.71² =
  13. 13.146² =
  14. 14.54² =
  15. 15.84² =
  16. 16.21² =
  17. 17.16² =
  18. 18.26² =
  19. 19.56² =
  20. 20.14² =
  21. 21.56² =
  22. 22.94² =
  23. 23.61² =
  24. 24.286² =
  25. 25.161² =
  26. 26.16² =
  27. 27.84² =
  28. 28.86² =
  29. 29.141² =
  30. 30.36² =
  31. 31.306² =
  32. 32.294² =
  33. 33.21² =
  34. 34.86² =
  35. 35.86² =
  36. 36.61² =
  37. 37.24² =
  38. 38.291² =
  39. 39.121² =
  40. 40.101² =

Answer key

  1. 2601
  2. 2601
  3. 1156
  4. 2116
  5. 2116
  6. 961
  7. 6561
  8. 60516
  9. 1296
  10. 73441
  11. 23716
  12. 5041
  13. 21316
  14. 2916
  15. 7056
  16. 441
  17. 256
  18. 676
  19. 3136
  20. 196
  21. 3136
  22. 8836
  23. 3721
  24. 81796
  25. 25921
  26. 256
  27. 7056
  28. 7396
  29. 19881
  30. 1296
  31. 93636
  32. 86436
  33. 441
  34. 7396
  35. 7396
  36. 3721
  37. 576
  38. 84681
  39. 14641
  40. 10201

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