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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 582 · 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. 1.16² =
  2. 2.23² =
  3. 3.92² =
  4. 4.55² =
  5. 5.78² =
  6. 6.51² =
  7. 7.14² =
  8. 8.19² =
  9. 9.52² =
  10. 10.34² =
  11. 11.93² =
  12. 12.25² =
  13. 13.71² =
  14. 14.53² =
  15. 15.65² =
  16. 16.26² =
  17. 17.51² =
  18. 18.68² =
  19. 19.41² =
  20. 20.46² =
  21. 21.13² =
  22. 22.91² =
  23. 23.21² =
  24. 24.61² =
  25. 25.93² =
  26. 26.74² =
  27. 27.98² =
  28. 28.27² =
  29. 29.51² =
  30. 30.88² =
  31. 31.21² =
  32. 32.61² =
  33. 33.36² =
  34. 34.91² =
  35. 35.52² =
  36. 36.94² =
  37. 37.55² =
  38. 38.74² =
  39. 39.86² =
  40. 40.51² =

Answer key

  1. 256
  2. 529
  3. 8464
  4. 3025
  5. 6084
  6. 2601
  7. 196
  8. 361
  9. 2704
  10. 1156
  11. 8649
  12. 625
  13. 5041
  14. 2809
  15. 4225
  16. 676
  17. 2601
  18. 4624
  19. 1681
  20. 2116
  21. 169
  22. 8281
  23. 441
  24. 3721
  25. 8649
  26. 5476
  27. 9604
  28. 729
  29. 2601
  30. 7744
  31. 441
  32. 3721
  33. 1296
  34. 8281
  35. 2704
  36. 8836
  37. 3025
  38. 5476
  39. 7396
  40. 2601

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