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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 786 · 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. 1.77² =
  2. 2.57² =
  3. 3.71² =
  4. 4.48² =
  5. 5.88² =
  6. 6.41² =
  7. 7.45² =
  8. 8.28² =
  9. 9.14² =
  10. 10.53² =
  11. 11.97² =
  12. 12.21² =
  13. 13.21² =
  14. 14.14² =
  15. 15.59² =
  16. 16.55² =
  17. 17.73² =
  18. 18.21² =
  19. 19.13² =
  20. 20.84² =
  21. 21.88² =
  22. 22.81² =
  23. 23.82² =
  24. 24.99² =
  25. 25.98² =
  26. 26.99² =
  27. 27.26² =
  28. 28.16² =
  29. 29.21² =
  30. 30.52² =
  31. 31.71² =
  32. 32.24² =
  33. 33.11² =
  34. 34.25² =
  35. 35.42² =
  36. 36.39² =
  37. 37.57² =
  38. 38.99² =
  39. 39.13² =
  40. 40.53² =

Answer key

  1. 5929
  2. 3249
  3. 5041
  4. 2304
  5. 7744
  6. 1681
  7. 2025
  8. 784
  9. 196
  10. 2809
  11. 9409
  12. 441
  13. 441
  14. 196
  15. 3481
  16. 3025
  17. 5329
  18. 441
  19. 169
  20. 7056
  21. 7744
  22. 6561
  23. 6724
  24. 9801
  25. 9604
  26. 9801
  27. 676
  28. 256
  29. 441
  30. 2704
  31. 5041
  32. 576
  33. 121
  34. 625
  35. 1764
  36. 1521
  37. 3249
  38. 9801
  39. 169
  40. 2809

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