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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 929 · 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. 1.77² =
  2. 2.71² =
  3. 3.79² =
  4. 4.56² =
  5. 5.94² =
  6. 6.19² =
  7. 7.29² =
  8. 8.17² =
  9. 9.54² =
  10. 10.19² =
  11. 11.34² =
  12. 12.16² =
  13. 13.78² =
  14. 14.29² =
  15. 15.81² =
  16. 16.36² =
  17. 17.27² =
  18. 18.88² =
  19. 19.52² =
  20. 20.91² =
  21. 21.79² =
  22. 22.85² =
  23. 23.97² =
  24. 24.17² =
  25. 25.43² =
  26. 26.37² =
  27. 27.91² =
  28. 28.79² =
  29. 29.77² =
  30. 30.29² =
  31. 31.71² =
  32. 32.59² =
  33. 33.86² =
  34. 34.87² =
  35. 35.11² =
  36. 36.14² =
  37. 37.88² =
  38. 38.57² =
  39. 39.77² =
  40. 40.22² =

Answer key

  1. 5929
  2. 5041
  3. 6241
  4. 3136
  5. 8836
  6. 361
  7. 841
  8. 289
  9. 2916
  10. 361
  11. 1156
  12. 256
  13. 6084
  14. 841
  15. 6561
  16. 1296
  17. 729
  18. 7744
  19. 2704
  20. 8281
  21. 6241
  22. 7225
  23. 9409
  24. 289
  25. 1849
  26. 1369
  27. 8281
  28. 6241
  29. 5929
  30. 841
  31. 5041
  32. 3481
  33. 7396
  34. 7569
  35. 121
  36. 196
  37. 7744
  38. 3249
  39. 5929
  40. 484

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