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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 773 · 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. 1.32² =
  2. 2.22² =
  3. 3.21² =
  4. 4.11² =
  5. 5.81² =
  6. 6.69² =
  7. 7.41² =
  8. 8.24² =
  9. 9.17² =
  10. 10.67² =
  11. 11.82² =
  12. 12.65² =
  13. 13.86² =
  14. 14.82² =
  15. 15.11² =
  16. 16.62² =
  17. 17.29² =
  18. 18.31² =
  19. 19.27² =
  20. 20.61² =
  21. 21.49² =
  22. 22.21² =
  23. 23.22² =
  24. 24.19² =
  25. 25.13² =
  26. 26.28² =
  27. 27.52² =
  28. 28.71² =
  29. 29.16² =
  30. 30.84² =
  31. 31.48² =
  32. 32.78² =
  33. 33.21² =
  34. 34.97² =
  35. 35.64² =
  36. 36.72² =
  37. 37.34² =
  38. 38.81² =
  39. 39.86² =
  40. 40.97² =

Answer key

  1. 1024
  2. 484
  3. 441
  4. 121
  5. 6561
  6. 4761
  7. 1681
  8. 576
  9. 289
  10. 4489
  11. 6724
  12. 4225
  13. 7396
  14. 6724
  15. 121
  16. 3844
  17. 841
  18. 961
  19. 729
  20. 3721
  21. 2401
  22. 441
  23. 484
  24. 361
  25. 169
  26. 784
  27. 2704
  28. 5041
  29. 256
  30. 7056
  31. 2304
  32. 6084
  33. 441
  34. 9409
  35. 4096
  36. 5184
  37. 1156
  38. 6561
  39. 7396
  40. 9409

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