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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 325 · 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. 1.51² =
  2. 2.46² =
  3. 3.25² =
  4. 4.35² =
  5. 5.48² =
  6. 6.12² =
  7. 7.81² =
  8. 8.19² =
  9. 9.62² =
  10. 10.14² =
  11. 11.54² =
  12. 12.61² =
  13. 13.14² =
  14. 14.16² =
  15. 15.12² =
  16. 16.19² =
  17. 17.37² =
  18. 18.35² =
  19. 19.36² =
  20. 20.27² =
  21. 21.97² =
  22. 22.33² =
  23. 23.69² =
  24. 24.31² =
  25. 25.27² =
  26. 26.94² =
  27. 27.45² =
  28. 28.46² =
  29. 29.61² =
  30. 30.24² =
  31. 31.42² =
  32. 32.39² =
  33. 33.86² =
  34. 34.83² =
  35. 35.54² =
  36. 36.51² =
  37. 37.36² =
  38. 38.61² =
  39. 39.71² =
  40. 40.45² =

Answer key

  1. 2601
  2. 2116
  3. 625
  4. 1225
  5. 2304
  6. 144
  7. 6561
  8. 361
  9. 3844
  10. 196
  11. 2916
  12. 3721
  13. 196
  14. 256
  15. 144
  16. 361
  17. 1369
  18. 1225
  19. 1296
  20. 729
  21. 9409
  22. 1089
  23. 4761
  24. 961
  25. 729
  26. 8836
  27. 2025
  28. 2116
  29. 3721
  30. 576
  31. 1764
  32. 1521
  33. 7396
  34. 6889
  35. 2916
  36. 2601
  37. 1296
  38. 3721
  39. 5041
  40. 2025

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