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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 294 · 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. 1.35² =
  2. 2.31² =
  3. 3.64² =
  4. 4.61² =
  5. 5.78² =
  6. 6.86² =
  7. 7.83² =
  8. 8.81² =
  9. 9.44² =
  10. 10.31² =
  11. 11.19² =
  12. 12.22² =
  13. 13.16² =
  14. 14.41² =
  15. 15.55² =
  16. 16.61² =
  17. 17.33² =
  18. 18.73² =
  19. 19.19² =
  20. 20.22² =
  21. 21.13² =
  22. 22.38² =
  23. 23.65² =
  24. 24.81² =
  25. 25.34² =
  26. 26.27² =
  27. 27.24² =
  28. 28.14² =
  29. 29.65² =
  30. 30.21² =
  31. 31.91² =
  32. 32.26² =
  33. 33.15² =
  34. 34.78² =
  35. 35.11² =
  36. 36.88² =
  37. 37.41² =
  38. 38.37² =
  39. 39.57² =
  40. 40.33² =

Answer key

  1. 1225
  2. 961
  3. 4096
  4. 3721
  5. 6084
  6. 7396
  7. 6889
  8. 6561
  9. 1936
  10. 961
  11. 361
  12. 484
  13. 256
  14. 1681
  15. 3025
  16. 3721
  17. 1089
  18. 5329
  19. 361
  20. 484
  21. 169
  22. 1444
  23. 4225
  24. 6561
  25. 1156
  26. 729
  27. 576
  28. 196
  29. 4225
  30. 441
  31. 8281
  32. 676
  33. 225
  34. 6084
  35. 121
  36. 7744
  37. 1681
  38. 1369
  39. 3249
  40. 1089

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