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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 671 · 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. 1.34² =
  2. 2.46² =
  3. 3.91² =
  4. 4.31² =
  5. 5.23² =
  6. 6.21² =
  7. 7.24² =
  8. 8.18² =
  9. 9.74² =
  10. 10.81² =
  11. 11.71² =
  12. 12.62² =
  13. 13.58² =
  14. 14.91² =
  15. 15.81² =
  16. 16.26² =
  17. 17.23² =
  18. 18.27² =
  19. 19.53² =
  20. 20.97² =
  21. 21.97² =
  22. 22.33² =
  23. 23.46² =
  24. 24.31² =
  25. 25.81² =
  26. 26.43² =
  27. 27.23² =
  28. 28.74² =
  29. 29.45² =
  30. 30.61² =
  31. 31.25² =
  32. 32.66² =
  33. 33.77² =
  34. 34.79² =
  35. 35.95² =
  36. 36.45² =
  37. 37.41² =
  38. 38.43² =
  39. 39.54² =
  40. 40.28² =

Answer key

  1. 1156
  2. 2116
  3. 8281
  4. 961
  5. 529
  6. 441
  7. 576
  8. 324
  9. 5476
  10. 6561
  11. 5041
  12. 3844
  13. 3364
  14. 8281
  15. 6561
  16. 676
  17. 529
  18. 729
  19. 2809
  20. 9409
  21. 9409
  22. 1089
  23. 2116
  24. 961
  25. 6561
  26. 1849
  27. 529
  28. 5476
  29. 2025
  30. 3721
  31. 625
  32. 4356
  33. 5929
  34. 6241
  35. 9025
  36. 2025
  37. 1681
  38. 1849
  39. 2916
  40. 784

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