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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 104 · 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. 1.33² =
  2. 2.68² =
  3. 3.62² =
  4. 4.33² =
  5. 5.71² =
  6. 6.21² =
  7. 7.13² =
  8. 8.74² =
  9. 9.89² =
  10. 10.36² =
  11. 11.44² =
  12. 12.53² =
  13. 13.61² =
  14. 14.92² =
  15. 15.93² =
  16. 16.84² =
  17. 17.51² =
  18. 18.16² =
  19. 19.44² =
  20. 20.36² =
  21. 21.89² =
  22. 22.51² =
  23. 23.32² =
  24. 24.91² =
  25. 25.56² =
  26. 26.23² =
  27. 27.33² =
  28. 28.63² =
  29. 29.34² =
  30. 30.36² =
  31. 31.69² =
  32. 32.13² =
  33. 33.12² =
  34. 34.93² =
  35. 35.81² =
  36. 36.63² =
  37. 37.29² =
  38. 38.29² =
  39. 39.69² =
  40. 40.17² =

Answer key

  1. 1089
  2. 4624
  3. 3844
  4. 1089
  5. 5041
  6. 441
  7. 169
  8. 5476
  9. 7921
  10. 1296
  11. 1936
  12. 2809
  13. 3721
  14. 8464
  15. 8649
  16. 7056
  17. 2601
  18. 256
  19. 1936
  20. 1296
  21. 7921
  22. 2601
  23. 1024
  24. 8281
  25. 3136
  26. 529
  27. 1089
  28. 3969
  29. 1156
  30. 1296
  31. 4761
  32. 169
  33. 144
  34. 8649
  35. 6561
  36. 3969
  37. 841
  38. 841
  39. 4761
  40. 289

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