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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 425 · 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. 1.11² =
  2. 2.24² =
  3. 3.26² =
  4. 4.91² =
  5. 5.56² =
  6. 6.26² =
  7. 7.21² =
  8. 8.196² =
  9. 9.56² =
  10. 10.91² =
  11. 11.261² =
  12. 12.304² =
  13. 13.121² =
  14. 14.11² =
  15. 15.26² =
  16. 16.24² =
  17. 17.51² =
  18. 18.144² =
  19. 19.81² =
  20. 20.124² =
  21. 21.266² =
  22. 22.71² =
  23. 23.41² =
  24. 24.66² =
  25. 25.141² =
  26. 26.56² =
  27. 27.224² =
  28. 28.266² =
  29. 29.251² =
  30. 30.166² =
  31. 31.61² =
  32. 32.81² =
  33. 33.16² =
  34. 34.126² =
  35. 35.234² =
  36. 36.151² =
  37. 37.271² =
  38. 38.281² =
  39. 39.94² =
  40. 40.76² =

Answer key

  1. 121
  2. 576
  3. 676
  4. 8281
  5. 3136
  6. 676
  7. 441
  8. 38416
  9. 3136
  10. 8281
  11. 68121
  12. 92416
  13. 14641
  14. 121
  15. 676
  16. 576
  17. 2601
  18. 20736
  19. 6561
  20. 15376
  21. 70756
  22. 5041
  23. 1681
  24. 4356
  25. 19881
  26. 3136
  27. 50176
  28. 70756
  29. 63001
  30. 27556
  31. 3721
  32. 6561
  33. 256
  34. 15876
  35. 54756
  36. 22801
  37. 73441
  38. 78961
  39. 8836
  40. 5776

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