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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 343 · 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. 1.53² =
  2. 2.36² =
  3. 3.32² =
  4. 4.14² =
  5. 5.74² =
  6. 6.36² =
  7. 7.43² =
  8. 8.94² =
  9. 9.11² =
  10. 10.13² =
  11. 11.94² =
  12. 12.51² =
  13. 13.32² =
  14. 14.83² =
  15. 15.61² =
  16. 16.72² =
  17. 17.57² =
  18. 18.64² =
  19. 19.27² =
  20. 20.35² =
  21. 21.43² =
  22. 22.51² =
  23. 23.84² =
  24. 24.89² =
  25. 25.57² =
  26. 26.93² =
  27. 27.46² =
  28. 28.63² =
  29. 29.25² =
  30. 30.95² =
  31. 31.18² =
  32. 32.75² =
  33. 33.61² =
  34. 34.21² =
  35. 35.91² =
  36. 36.86² =
  37. 37.28² =
  38. 38.81² =
  39. 39.42² =
  40. 40.84² =

Answer key

  1. 2809
  2. 1296
  3. 1024
  4. 196
  5. 5476
  6. 1296
  7. 1849
  8. 8836
  9. 121
  10. 169
  11. 8836
  12. 2601
  13. 1024
  14. 6889
  15. 3721
  16. 5184
  17. 3249
  18. 4096
  19. 729
  20. 1225
  21. 1849
  22. 2601
  23. 7056
  24. 7921
  25. 3249
  26. 8649
  27. 2116
  28. 3969
  29. 625
  30. 9025
  31. 324
  32. 5625
  33. 3721
  34. 441
  35. 8281
  36. 7396
  37. 784
  38. 6561
  39. 1764
  40. 7056

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