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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 434 · 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. 1.31² =
  2. 2.49² =
  3. 3.53² =
  4. 4.34² =
  5. 5.95² =
  6. 6.46² =
  7. 7.61² =
  8. 8.63² =
  9. 9.41² =
  10. 10.51² =
  11. 11.19² =
  12. 12.24² =
  13. 13.51² =
  14. 14.32² =
  15. 15.48² =
  16. 16.89² =
  17. 17.46² =
  18. 18.31² =
  19. 19.67² =
  20. 20.91² =
  21. 21.88² =
  22. 22.43² =
  23. 23.53² =
  24. 24.23² =
  25. 25.36² =
  26. 26.78² =
  27. 27.27² =
  28. 28.68² =
  29. 29.15² =
  30. 30.52² =
  31. 31.72² =
  32. 32.37² =
  33. 33.31² =
  34. 34.84² =
  35. 35.96² =
  36. 36.54² =
  37. 37.11² =
  38. 38.93² =
  39. 39.98² =
  40. 40.63² =

Answer key

  1. 961
  2. 2401
  3. 2809
  4. 1156
  5. 9025
  6. 2116
  7. 3721
  8. 3969
  9. 1681
  10. 2601
  11. 361
  12. 576
  13. 2601
  14. 1024
  15. 2304
  16. 7921
  17. 2116
  18. 961
  19. 4489
  20. 8281
  21. 7744
  22. 1849
  23. 2809
  24. 529
  25. 1296
  26. 6084
  27. 729
  28. 4624
  29. 225
  30. 2704
  31. 5184
  32. 1369
  33. 961
  34. 7056
  35. 9216
  36. 2916
  37. 121
  38. 8649
  39. 9604
  40. 3969

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