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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 443 · 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. 1.31² =
  2. 2.94² =
  3. 3.35² =
  4. 4.81² =
  5. 5.98² =
  6. 6.91² =
  7. 7.14² =
  8. 8.62² =
  9. 9.54² =
  10. 10.27² =
  11. 11.47² =
  12. 12.15² =
  13. 13.15² =
  14. 14.64² =
  15. 15.31² =
  16. 16.73² =
  17. 17.44² =
  18. 18.71² =
  19. 19.38² =
  20. 20.86² =
  21. 21.22² =
  22. 22.88² =
  23. 23.69² =
  24. 24.62² =
  25. 25.16² =
  26. 26.47² =
  27. 27.85² =
  28. 28.31² =
  29. 29.53² =
  30. 30.88² =
  31. 31.29² =
  32. 32.91² =
  33. 33.31² =
  34. 34.54² =
  35. 35.43² =
  36. 36.83² =
  37. 37.91² =
  38. 38.24² =
  39. 39.31² =
  40. 40.28² =

Answer key

  1. 961
  2. 8836
  3. 1225
  4. 6561
  5. 9604
  6. 8281
  7. 196
  8. 3844
  9. 2916
  10. 729
  11. 2209
  12. 225
  13. 225
  14. 4096
  15. 961
  16. 5329
  17. 1936
  18. 5041
  19. 1444
  20. 7396
  21. 484
  22. 7744
  23. 4761
  24. 3844
  25. 256
  26. 2209
  27. 7225
  28. 961
  29. 2809
  30. 7744
  31. 841
  32. 8281
  33. 961
  34. 2916
  35. 1849
  36. 6889
  37. 8281
  38. 576
  39. 961
  40. 784

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