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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 498 · 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. 1.14² =
  2. 2.211² =
  3. 3.81² =
  4. 4.51² =
  5. 5.56² =
  6. 6.71² =
  7. 7.304² =
  8. 8.41² =
  9. 9.31² =
  10. 10.64² =
  11. 11.101² =
  12. 12.46² =
  13. 13.224² =
  14. 14.276² =
  15. 15.81² =
  16. 16.21² =
  17. 17.106² =
  18. 18.14² =
  19. 19.24² =
  20. 20.11² =
  21. 21.66² =
  22. 22.46² =
  23. 23.81² =
  24. 24.54² =
  25. 25.271² =
  26. 26.241² =
  27. 27.31² =
  28. 28.206² =
  29. 29.74² =
  30. 30.166² =
  31. 31.54² =
  32. 32.16² =
  33. 33.171² =
  34. 34.61² =
  35. 35.51² =
  36. 36.31² =
  37. 37.81² =
  38. 38.101² =
  39. 39.301² =
  40. 40.24² =

Answer key

  1. 196
  2. 44521
  3. 6561
  4. 2601
  5. 3136
  6. 5041
  7. 92416
  8. 1681
  9. 961
  10. 4096
  11. 10201
  12. 2116
  13. 50176
  14. 76176
  15. 6561
  16. 441
  17. 11236
  18. 196
  19. 576
  20. 121
  21. 4356
  22. 2116
  23. 6561
  24. 2916
  25. 73441
  26. 58081
  27. 961
  28. 42436
  29. 5476
  30. 27556
  31. 2916
  32. 256
  33. 29241
  34. 3721
  35. 2601
  36. 961
  37. 6561
  38. 10201
  39. 90601
  40. 576

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