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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 248 · 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. 1.91² =
  2. 2.281² =
  3. 3.101² =
  4. 4.91² =
  5. 5.261² =
  6. 6.71² =
  7. 7.61² =
  8. 8.41² =
  9. 9.11² =
  10. 10.236² =
  11. 11.34² =
  12. 12.86² =
  13. 13.34² =
  14. 14.284² =
  15. 15.31² =
  16. 16.21² =
  17. 17.276² =
  18. 18.21² =
  19. 19.11² =
  20. 20.61² =
  21. 21.41² =
  22. 22.81² =
  23. 23.91² =
  24. 24.286² =
  25. 25.31² =
  26. 26.14² =
  27. 27.21² =
  28. 28.104² =
  29. 29.304² =
  30. 30.21² =
  31. 31.241² =
  32. 32.24² =
  33. 33.41² =
  34. 34.184² =
  35. 35.171² =
  36. 36.136² =
  37. 37.86² =
  38. 38.94² =
  39. 39.214² =
  40. 40.276² =

Answer key

  1. 8281
  2. 78961
  3. 10201
  4. 8281
  5. 68121
  6. 5041
  7. 3721
  8. 1681
  9. 121
  10. 55696
  11. 1156
  12. 7396
  13. 1156
  14. 80656
  15. 961
  16. 441
  17. 76176
  18. 441
  19. 121
  20. 3721
  21. 1681
  22. 6561
  23. 8281
  24. 81796
  25. 961
  26. 196
  27. 441
  28. 10816
  29. 92416
  30. 441
  31. 58081
  32. 576
  33. 1681
  34. 33856
  35. 29241
  36. 18496
  37. 7396
  38. 8836
  39. 45796
  40. 76176

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