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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 708 · 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. 1.24² =
  2. 2.86² =
  3. 3.34² =
  4. 4.41² =
  5. 5.73² =
  6. 6.74² =
  7. 7.81² =
  8. 8.55² =
  9. 9.32² =
  10. 10.24² =
  11. 11.68² =
  12. 12.25² =
  13. 13.25² =
  14. 14.76² =
  15. 15.81² =
  16. 16.27² =
  17. 17.85² =
  18. 18.74² =
  19. 19.29² =
  20. 20.61² =
  21. 21.14² =
  22. 22.27² =
  23. 23.46² =
  24. 24.87² =
  25. 25.94² =
  26. 26.47² =
  27. 27.79² =
  28. 28.83² =
  29. 29.38² =
  30. 30.51² =
  31. 31.21² =
  32. 32.73² =
  33. 33.12² =
  34. 34.88² =
  35. 35.24² =
  36. 36.28² =
  37. 37.21² =
  38. 38.13² =
  39. 39.47² =
  40. 40.34² =

Answer key

  1. 576
  2. 7396
  3. 1156
  4. 1681
  5. 5329
  6. 5476
  7. 6561
  8. 3025
  9. 1024
  10. 576
  11. 4624
  12. 625
  13. 625
  14. 5776
  15. 6561
  16. 729
  17. 7225
  18. 5476
  19. 841
  20. 3721
  21. 196
  22. 729
  23. 2116
  24. 7569
  25. 8836
  26. 2209
  27. 6241
  28. 6889
  29. 1444
  30. 2601
  31. 441
  32. 5329
  33. 144
  34. 7744
  35. 576
  36. 784
  37. 441
  38. 169
  39. 2209
  40. 1156

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