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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 355 · 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. 1.44² =
  2. 2.89² =
  3. 3.59² =
  4. 4.92² =
  5. 5.98² =
  6. 6.96² =
  7. 7.29² =
  8. 8.84² =
  9. 9.12² =
  10. 10.71² =
  11. 11.35² =
  12. 12.11² =
  13. 13.16² =
  14. 14.26² =
  15. 15.11² =
  16. 16.73² =
  17. 17.53² =
  18. 18.57² =
  19. 19.27² =
  20. 20.61² =
  21. 21.35² =
  22. 22.29² =
  23. 23.85² =
  24. 24.34² =
  25. 25.31² =
  26. 26.43² =
  27. 27.11² =
  28. 28.81² =
  29. 29.13² =
  30. 30.73² =
  31. 31.35² =
  32. 32.93² =
  33. 33.36² =
  34. 34.23² =
  35. 35.95² =
  36. 36.64² =
  37. 37.55² =
  38. 38.46² =
  39. 39.32² =
  40. 40.12² =

Answer key

  1. 1936
  2. 7921
  3. 3481
  4. 8464
  5. 9604
  6. 9216
  7. 841
  8. 7056
  9. 144
  10. 5041
  11. 1225
  12. 121
  13. 256
  14. 676
  15. 121
  16. 5329
  17. 2809
  18. 3249
  19. 729
  20. 3721
  21. 1225
  22. 841
  23. 7225
  24. 1156
  25. 961
  26. 1849
  27. 121
  28. 6561
  29. 169
  30. 5329
  31. 1225
  32. 8649
  33. 1296
  34. 529
  35. 9025
  36. 4096
  37. 3025
  38. 2116
  39. 1024
  40. 144

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