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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 133 · 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. 1.71² =
  2. 2.88² =
  3. 3.36² =
  4. 4.31² =
  5. 5.51² =
  6. 6.76² =
  7. 7.33² =
  8. 8.31² =
  9. 9.74² =
  10. 10.58² =
  11. 11.51² =
  12. 12.94² =
  13. 13.46² =
  14. 14.51² =
  15. 15.32² =
  16. 16.69² =
  17. 17.21² =
  18. 18.26² =
  19. 19.75² =
  20. 20.41² =
  21. 21.42² =
  22. 22.85² =
  23. 23.55² =
  24. 24.69² =
  25. 25.81² =
  26. 26.58² =
  27. 27.29² =
  28. 28.61² =
  29. 29.27² =
  30. 30.67² =
  31. 31.27² =
  32. 32.38² =
  33. 33.13² =
  34. 34.39² =
  35. 35.95² =
  36. 36.44² =
  37. 37.16² =
  38. 38.84² =
  39. 39.37² =
  40. 40.61² =

Answer key

  1. 5041
  2. 7744
  3. 1296
  4. 961
  5. 2601
  6. 5776
  7. 1089
  8. 961
  9. 5476
  10. 3364
  11. 2601
  12. 8836
  13. 2116
  14. 2601
  15. 1024
  16. 4761
  17. 441
  18. 676
  19. 5625
  20. 1681
  21. 1764
  22. 7225
  23. 3025
  24. 4761
  25. 6561
  26. 3364
  27. 841
  28. 3721
  29. 729
  30. 4489
  31. 729
  32. 1444
  33. 169
  34. 1521
  35. 9025
  36. 1936
  37. 256
  38. 7056
  39. 1369
  40. 3721

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