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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 331 · 40 sums
TalentJR

The trick (Dwandwa Yoga): For the number ab: right column = b². Middle column = 2 × a × b. Left column = a². Combine from the right with carries.

NameDateTime takenScore ___ / 40
  1. 1.62² =
  2. 2.59² =
  3. 3.46² =
  4. 4.38² =
  5. 5.59² =
  6. 6.77² =
  7. 7.51² =
  8. 8.53² =
  9. 9.26² =
  10. 10.46² =
  11. 11.98² =
  12. 12.29² =
  13. 13.68² =
  14. 14.34² =
  15. 15.34² =
  16. 16.91² =
  17. 17.91² =
  18. 18.95² =
  19. 19.51² =
  20. 20.85² =
  21. 21.45² =
  22. 22.86² =
  23. 23.81² =
  24. 24.82² =
  25. 25.15² =
  26. 26.87² =
  27. 27.23² =
  28. 28.67² =
  29. 29.16² =
  30. 30.15² =
  31. 31.84² =
  32. 32.48² =
  33. 33.22² =
  34. 34.59² =
  35. 35.15² =
  36. 36.19² =
  37. 37.24² =
  38. 38.85² =
  39. 39.24² =
  40. 40.63² =

Answer key

  1. 3844
  2. 3481
  3. 2116
  4. 1444
  5. 3481
  6. 5929
  7. 2601
  8. 2809
  9. 676
  10. 2116
  11. 9604
  12. 841
  13. 4624
  14. 1156
  15. 1156
  16. 8281
  17. 8281
  18. 9025
  19. 2601
  20. 7225
  21. 2025
  22. 7396
  23. 6561
  24. 6724
  25. 225
  26. 7569
  27. 529
  28. 4489
  29. 256
  30. 225
  31. 7056
  32. 2304
  33. 484
  34. 3481
  35. 225
  36. 361
  37. 576
  38. 7225
  39. 576
  40. 3969

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