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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 926 · 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. 1.68² =
  2. 2.51² =
  3. 3.77² =
  4. 4.22² =
  5. 5.91² =
  6. 6.85² =
  7. 7.21² =
  8. 8.69² =
  9. 9.59² =
  10. 10.58² =
  11. 11.73² =
  12. 12.57² =
  13. 13.29² =
  14. 14.88² =
  15. 15.85² =
  16. 16.71² =
  17. 17.69² =
  18. 18.27² =
  19. 19.17² =
  20. 20.17² =
  21. 21.22² =
  22. 22.71² =
  23. 23.59² =
  24. 24.28² =
  25. 25.21² =
  26. 26.24² =
  27. 27.56² =
  28. 28.26² =
  29. 29.78² =
  30. 30.71² =
  31. 31.87² =
  32. 32.14² =
  33. 33.91² =
  34. 34.41² =
  35. 35.14² =
  36. 36.49² =
  37. 37.41² =
  38. 38.52² =
  39. 39.97² =
  40. 40.95² =

Answer key

  1. 4624
  2. 2601
  3. 5929
  4. 484
  5. 8281
  6. 7225
  7. 441
  8. 4761
  9. 3481
  10. 3364
  11. 5329
  12. 3249
  13. 841
  14. 7744
  15. 7225
  16. 5041
  17. 4761
  18. 729
  19. 289
  20. 289
  21. 484
  22. 5041
  23. 3481
  24. 784
  25. 441
  26. 576
  27. 3136
  28. 676
  29. 6084
  30. 5041
  31. 7569
  32. 196
  33. 8281
  34. 1681
  35. 196
  36. 2401
  37. 1681
  38. 2704
  39. 9409
  40. 9025

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