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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 188 · 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. 2.19² =
  3. 3.23² =
  4. 4.21² =
  5. 5.92² =
  6. 6.32² =
  7. 7.27² =
  8. 8.92² =
  9. 9.32² =
  10. 10.78² =
  11. 11.82² =
  12. 12.69² =
  13. 13.21² =
  14. 14.61² =
  15. 15.32² =
  16. 16.77² =
  17. 17.71² =
  18. 18.31² =
  19. 19.74² =
  20. 20.31² =
  21. 21.48² =
  22. 22.34² =
  23. 23.55² =
  24. 24.65² =
  25. 25.66² =
  26. 26.46² =
  27. 27.33² =
  28. 28.91² =
  29. 29.72² =
  30. 30.71² =
  31. 31.53² =
  32. 32.95² =
  33. 33.88² =
  34. 34.95² =
  35. 35.77² =
  36. 36.43² =
  37. 37.87² =
  38. 38.54² =
  39. 39.76² =
  40. 40.51² =

Answer key

  1. 5929
  2. 361
  3. 529
  4. 441
  5. 8464
  6. 1024
  7. 729
  8. 8464
  9. 1024
  10. 6084
  11. 6724
  12. 4761
  13. 441
  14. 3721
  15. 1024
  16. 5929
  17. 5041
  18. 961
  19. 5476
  20. 961
  21. 2304
  22. 1156
  23. 3025
  24. 4225
  25. 4356
  26. 2116
  27. 1089
  28. 8281
  29. 5184
  30. 5041
  31. 2809
  32. 9025
  33. 7744
  34. 9025
  35. 5929
  36. 1849
  37. 7569
  38. 2916
  39. 5776
  40. 2601

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