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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 892 · 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. 1.46² =
  2. 2.62² =
  3. 3.61² =
  4. 4.24² =
  5. 5.51² =
  6. 6.21² =
  7. 7.29² =
  8. 8.49² =
  9. 9.87² =
  10. 10.94² =
  11. 11.52² =
  12. 12.15² =
  13. 13.93² =
  14. 14.73² =
  15. 15.81² =
  16. 16.97² =
  17. 17.26² =
  18. 18.18² =
  19. 19.48² =
  20. 20.89² =
  21. 21.38² =
  22. 22.66² =
  23. 23.11² =
  24. 24.66² =
  25. 25.62² =
  26. 26.28² =
  27. 27.71² =
  28. 28.29² =
  29. 29.28² =
  30. 30.53² =
  31. 31.55² =
  32. 32.66² =
  33. 33.12² =
  34. 34.95² =
  35. 35.62² =
  36. 36.46² =
  37. 37.92² =
  38. 38.61² =
  39. 39.32² =
  40. 40.66² =

Answer key

  1. 2116
  2. 3844
  3. 3721
  4. 576
  5. 2601
  6. 441
  7. 841
  8. 2401
  9. 7569
  10. 8836
  11. 2704
  12. 225
  13. 8649
  14. 5329
  15. 6561
  16. 9409
  17. 676
  18. 324
  19. 2304
  20. 7921
  21. 1444
  22. 4356
  23. 121
  24. 4356
  25. 3844
  26. 784
  27. 5041
  28. 841
  29. 784
  30. 2809
  31. 3025
  32. 4356
  33. 144
  34. 9025
  35. 3844
  36. 2116
  37. 8464
  38. 3721
  39. 1024
  40. 4356

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