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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 412 · 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. 1.37² =
  2. 2.69² =
  3. 3.11² =
  4. 4.77² =
  5. 5.58² =
  6. 6.94² =
  7. 7.74² =
  8. 8.18² =
  9. 9.57² =
  10. 10.58² =
  11. 11.61² =
  12. 12.53² =
  13. 13.31² =
  14. 14.74² =
  15. 15.35² =
  16. 16.36² =
  17. 17.86² =
  18. 18.51² =
  19. 19.21² =
  20. 20.34² =
  21. 21.21² =
  22. 22.29² =
  23. 23.46² =
  24. 24.71² =
  25. 25.31² =
  26. 26.11² =
  27. 27.21² =
  28. 28.12² =
  29. 29.36² =
  30. 30.48² =
  31. 31.73² =
  32. 32.49² =
  33. 33.11² =
  34. 34.52² =
  35. 35.47² =
  36. 36.91² =
  37. 37.97² =
  38. 38.91² =
  39. 39.19² =
  40. 40.51² =

Answer key

  1. 1369
  2. 4761
  3. 121
  4. 5929
  5. 3364
  6. 8836
  7. 5476
  8. 324
  9. 3249
  10. 3364
  11. 3721
  12. 2809
  13. 961
  14. 5476
  15. 1225
  16. 1296
  17. 7396
  18. 2601
  19. 441
  20. 1156
  21. 441
  22. 841
  23. 2116
  24. 5041
  25. 961
  26. 121
  27. 441
  28. 144
  29. 1296
  30. 2304
  31. 5329
  32. 2401
  33. 121
  34. 2704
  35. 2209
  36. 8281
  37. 9409
  38. 8281
  39. 361
  40. 2601

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