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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 545 · 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. 1.34² =
  2. 2.82² =
  3. 3.37² =
  4. 4.97² =
  5. 5.49² =
  6. 6.34² =
  7. 7.98² =
  8. 8.31² =
  9. 9.48² =
  10. 10.35² =
  11. 11.76² =
  12. 12.34² =
  13. 13.86² =
  14. 14.48² =
  15. 15.71² =
  16. 16.71² =
  17. 17.81² =
  18. 18.81² =
  19. 19.41² =
  20. 20.49² =
  21. 21.98² =
  22. 22.11² =
  23. 23.22² =
  24. 24.98² =
  25. 25.22² =
  26. 26.32² =
  27. 27.36² =
  28. 28.79² =
  29. 29.88² =
  30. 30.99² =
  31. 31.66² =
  32. 32.61² =
  33. 33.41² =
  34. 34.39² =
  35. 35.38² =
  36. 36.65² =
  37. 37.75² =
  38. 38.44² =
  39. 39.24² =
  40. 40.55² =

Answer key

  1. 1156
  2. 6724
  3. 1369
  4. 9409
  5. 2401
  6. 1156
  7. 9604
  8. 961
  9. 2304
  10. 1225
  11. 5776
  12. 1156
  13. 7396
  14. 2304
  15. 5041
  16. 5041
  17. 6561
  18. 6561
  19. 1681
  20. 2401
  21. 9604
  22. 121
  23. 484
  24. 9604
  25. 484
  26. 1024
  27. 1296
  28. 6241
  29. 7744
  30. 9801
  31. 4356
  32. 3721
  33. 1681
  34. 1521
  35. 1444
  36. 4225
  37. 5625
  38. 1936
  39. 576
  40. 3025

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