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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 103 · 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. 1.94² =
  2. 2.51² =
  3. 3.99² =
  4. 4.13² =
  5. 5.75² =
  6. 6.36² =
  7. 7.49² =
  8. 8.52² =
  9. 9.73² =
  10. 10.72² =
  11. 11.41² =
  12. 12.21² =
  13. 13.73² =
  14. 14.36² =
  15. 15.57² =
  16. 16.25² =
  17. 17.29² =
  18. 18.51² =
  19. 19.11² =
  20. 20.23² =
  21. 21.76² =
  22. 22.61² =
  23. 23.35² =
  24. 24.74² =
  25. 25.19² =
  26. 26.75² =
  27. 27.67² =
  28. 28.87² =
  29. 29.32² =
  30. 30.63² =
  31. 31.38² =
  32. 32.14² =
  33. 33.78² =
  34. 34.19² =
  35. 35.37² =
  36. 36.33² =
  37. 37.24² =
  38. 38.71² =
  39. 39.44² =
  40. 40.61² =

Answer key

  1. 8836
  2. 2601
  3. 9801
  4. 169
  5. 5625
  6. 1296
  7. 2401
  8. 2704
  9. 5329
  10. 5184
  11. 1681
  12. 441
  13. 5329
  14. 1296
  15. 3249
  16. 625
  17. 841
  18. 2601
  19. 121
  20. 529
  21. 5776
  22. 3721
  23. 1225
  24. 5476
  25. 361
  26. 5625
  27. 4489
  28. 7569
  29. 1024
  30. 3969
  31. 1444
  32. 196
  33. 6084
  34. 361
  35. 1369
  36. 1089
  37. 576
  38. 5041
  39. 1936
  40. 3721

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