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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 130 · 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. 1.35² =
  2. 2.81² =
  3. 3.23² =
  4. 4.79² =
  5. 5.21² =
  6. 6.67² =
  7. 7.72² =
  8. 8.72² =
  9. 9.26² =
  10. 10.23² =
  11. 11.95² =
  12. 12.39² =
  13. 13.22² =
  14. 14.21² =
  15. 15.75² =
  16. 16.71² =
  17. 17.52² =
  18. 18.35² =
  19. 19.97² =
  20. 20.72² =
  21. 21.94² =
  22. 22.19² =
  23. 23.44² =
  24. 24.25² =
  25. 25.23² =
  26. 26.37² =
  27. 27.66² =
  28. 28.31² =
  29. 29.41² =
  30. 30.57² =
  31. 31.21² =
  32. 32.11² =
  33. 33.55² =
  34. 34.22² =
  35. 35.71² =
  36. 36.52² =
  37. 37.35² =
  38. 38.71² =
  39. 39.46² =
  40. 40.87² =

Answer key

  1. 1225
  2. 6561
  3. 529
  4. 6241
  5. 441
  6. 4489
  7. 5184
  8. 5184
  9. 676
  10. 529
  11. 9025
  12. 1521
  13. 484
  14. 441
  15. 5625
  16. 5041
  17. 2704
  18. 1225
  19. 9409
  20. 5184
  21. 8836
  22. 361
  23. 1936
  24. 625
  25. 529
  26. 1369
  27. 4356
  28. 961
  29. 1681
  30. 3249
  31. 441
  32. 121
  33. 3025
  34. 484
  35. 5041
  36. 2704
  37. 1225
  38. 5041
  39. 2116
  40. 7569

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