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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 925 · 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. 1.15² =
  2. 2.23² =
  3. 3.33² =
  4. 4.12² =
  5. 5.33² =
  6. 6.16² =
  7. 7.33² =
  8. 8.59² =
  9. 9.51² =
  10. 10.72² =
  11. 11.92² =
  12. 12.41² =
  13. 13.69² =
  14. 14.62² =
  15. 15.98² =
  16. 16.82² =
  17. 17.88² =
  18. 18.93² =
  19. 19.54² =
  20. 20.95² =
  21. 21.28² =
  22. 22.24² =
  23. 23.63² =
  24. 24.44² =
  25. 25.35² =
  26. 26.47² =
  27. 27.71² =
  28. 28.54² =
  29. 29.95² =
  30. 30.21² =
  31. 31.43² =
  32. 32.42² =
  33. 33.73² =
  34. 34.52² =
  35. 35.93² =
  36. 36.37² =
  37. 37.91² =
  38. 38.13² =
  39. 39.16² =
  40. 40.54² =

Answer key

  1. 225
  2. 529
  3. 1089
  4. 144
  5. 1089
  6. 256
  7. 1089
  8. 3481
  9. 2601
  10. 5184
  11. 8464
  12. 1681
  13. 4761
  14. 3844
  15. 9604
  16. 6724
  17. 7744
  18. 8649
  19. 2916
  20. 9025
  21. 784
  22. 576
  23. 3969
  24. 1936
  25. 1225
  26. 2209
  27. 5041
  28. 2916
  29. 9025
  30. 441
  31. 1849
  32. 1764
  33. 5329
  34. 2704
  35. 8649
  36. 1369
  37. 8281
  38. 169
  39. 256
  40. 2916

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