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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 533 · 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. 1.69² =
  2. 2.51² =
  3. 3.55² =
  4. 4.57² =
  5. 5.68² =
  6. 6.54² =
  7. 7.31² =
  8. 8.99² =
  9. 9.89² =
  10. 10.24² =
  11. 11.11² =
  12. 12.12² =
  13. 13.89² =
  14. 14.69² =
  15. 15.31² =
  16. 16.91² =
  17. 17.94² =
  18. 18.19² =
  19. 19.56² =
  20. 20.87² =
  21. 21.92² =
  22. 22.27² =
  23. 23.84² =
  24. 24.38² =
  25. 25.24² =
  26. 26.51² =
  27. 27.65² =
  28. 28.48² =
  29. 29.54² =
  30. 30.29² =
  31. 31.26² =
  32. 32.19² =
  33. 33.19² =
  34. 34.91² =
  35. 35.83² =
  36. 36.78² =
  37. 37.52² =
  38. 38.74² =
  39. 39.57² =
  40. 40.62² =

Answer key

  1. 4761
  2. 2601
  3. 3025
  4. 3249
  5. 4624
  6. 2916
  7. 961
  8. 9801
  9. 7921
  10. 576
  11. 121
  12. 144
  13. 7921
  14. 4761
  15. 961
  16. 8281
  17. 8836
  18. 361
  19. 3136
  20. 7569
  21. 8464
  22. 729
  23. 7056
  24. 1444
  25. 576
  26. 2601
  27. 4225
  28. 2304
  29. 2916
  30. 841
  31. 676
  32. 361
  33. 361
  34. 8281
  35. 6889
  36. 6084
  37. 2704
  38. 5476
  39. 3249
  40. 3844

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