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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 42 · 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. 1.45² =
  2. 2.44² =
  3. 3.94² =
  4. 4.79² =
  5. 5.94² =
  6. 6.31² =
  7. 7.26² =
  8. 8.46² =
  9. 9.24² =
  10. 10.77² =
  11. 11.31² =
  12. 12.97² =
  13. 13.98² =
  14. 14.96² =
  15. 15.47² =
  16. 16.93² =
  17. 17.78² =
  18. 18.33² =
  19. 19.71² =
  20. 20.19² =
  21. 21.52² =
  22. 22.31² =
  23. 23.14² =
  24. 24.87² =
  25. 25.93² =
  26. 26.22² =
  27. 27.93² =
  28. 28.31² =
  29. 29.89² =
  30. 30.42² =
  31. 31.41² =
  32. 32.13² =
  33. 33.58² =
  34. 34.12² =
  35. 35.44² =
  36. 36.66² =
  37. 37.25² =
  38. 38.66² =
  39. 39.57² =
  40. 40.28² =

Answer key

  1. 2025
  2. 1936
  3. 8836
  4. 6241
  5. 8836
  6. 961
  7. 676
  8. 2116
  9. 576
  10. 5929
  11. 961
  12. 9409
  13. 9604
  14. 9216
  15. 2209
  16. 8649
  17. 6084
  18. 1089
  19. 5041
  20. 361
  21. 2704
  22. 961
  23. 196
  24. 7569
  25. 8649
  26. 484
  27. 8649
  28. 961
  29. 7921
  30. 1764
  31. 1681
  32. 169
  33. 3364
  34. 144
  35. 1936
  36. 4356
  37. 625
  38. 4356
  39. 3249
  40. 784

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