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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 943 · 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. 1.12² =
  2. 2.72² =
  3. 3.95² =
  4. 4.26² =
  5. 5.74² =
  6. 6.24² =
  7. 7.79² =
  8. 8.72² =
  9. 9.45² =
  10. 10.49² =
  11. 11.41² =
  12. 12.91² =
  13. 13.82² =
  14. 14.74² =
  15. 15.73² =
  16. 16.87² =
  17. 17.29² =
  18. 18.18² =
  19. 19.58² =
  20. 20.53² =
  21. 21.18² =
  22. 22.37² =
  23. 23.69² =
  24. 24.23² =
  25. 25.97² =
  26. 26.36² =
  27. 27.65² =
  28. 28.71² =
  29. 29.91² =
  30. 30.41² =
  31. 31.62² =
  32. 32.78² =
  33. 33.86² =
  34. 34.34² =
  35. 35.93² =
  36. 36.85² =
  37. 37.24² =
  38. 38.45² =
  39. 39.88² =
  40. 40.61² =

Answer key

  1. 144
  2. 5184
  3. 9025
  4. 676
  5. 5476
  6. 576
  7. 6241
  8. 5184
  9. 2025
  10. 2401
  11. 1681
  12. 8281
  13. 6724
  14. 5476
  15. 5329
  16. 7569
  17. 841
  18. 324
  19. 3364
  20. 2809
  21. 324
  22. 1369
  23. 4761
  24. 529
  25. 9409
  26. 1296
  27. 4225
  28. 5041
  29. 8281
  30. 1681
  31. 3844
  32. 6084
  33. 7396
  34. 1156
  35. 8649
  36. 7225
  37. 576
  38. 2025
  39. 7744
  40. 3721

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