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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 950 · 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. 2.99² =
  3. 3.57² =
  4. 4.82² =
  5. 5.92² =
  6. 6.38² =
  7. 7.93² =
  8. 8.52² =
  9. 9.55² =
  10. 10.43² =
  11. 11.91² =
  12. 12.32² =
  13. 13.36² =
  14. 14.13² =
  15. 15.45² =
  16. 16.71² =
  17. 17.56² =
  18. 18.31² =
  19. 19.17² =
  20. 20.61² =
  21. 21.48² =
  22. 22.83² =
  23. 23.33² =
  24. 24.81² =
  25. 25.99² =
  26. 26.88² =
  27. 27.27² =
  28. 28.82² =
  29. 29.63² =
  30. 30.69² =
  31. 31.11² =
  32. 32.27² =
  33. 33.51² =
  34. 34.41² =
  35. 35.62² =
  36. 36.23² =
  37. 37.34² =
  38. 38.98² =
  39. 39.19² =
  40. 40.25² =

Answer key

  1. 5929
  2. 9801
  3. 3249
  4. 6724
  5. 8464
  6. 1444
  7. 8649
  8. 2704
  9. 3025
  10. 1849
  11. 8281
  12. 1024
  13. 1296
  14. 169
  15. 2025
  16. 5041
  17. 3136
  18. 961
  19. 289
  20. 3721
  21. 2304
  22. 6889
  23. 1089
  24. 6561
  25. 9801
  26. 7744
  27. 729
  28. 6724
  29. 3969
  30. 4761
  31. 121
  32. 729
  33. 2601
  34. 1681
  35. 3844
  36. 529
  37. 1156
  38. 9604
  39. 361
  40. 625

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