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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 797 · 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. 2.97² =
  3. 3.52² =
  4. 4.69² =
  5. 5.38² =
  6. 6.45² =
  7. 7.92² =
  8. 8.21² =
  9. 9.62² =
  10. 10.16² =
  11. 11.71² =
  12. 12.75² =
  13. 13.75² =
  14. 14.54² =
  15. 15.29² =
  16. 16.78² =
  17. 17.16² =
  18. 18.16² =
  19. 19.14² =
  20. 20.93² =
  21. 21.48² =
  22. 22.64² =
  23. 23.93² =
  24. 24.44² =
  25. 25.51² =
  26. 26.97² =
  27. 27.74² =
  28. 28.74² =
  29. 29.97² =
  30. 30.36² =
  31. 31.68² =
  32. 32.93² =
  33. 33.65² =
  34. 34.36² =
  35. 35.51² =
  36. 36.68² =
  37. 37.97² =
  38. 38.29² =
  39. 39.25² =
  40. 40.89² =

Answer key

  1. 1156
  2. 9409
  3. 2704
  4. 4761
  5. 1444
  6. 2025
  7. 8464
  8. 441
  9. 3844
  10. 256
  11. 5041
  12. 5625
  13. 5625
  14. 2916
  15. 841
  16. 6084
  17. 256
  18. 256
  19. 196
  20. 8649
  21. 2304
  22. 4096
  23. 8649
  24. 1936
  25. 2601
  26. 9409
  27. 5476
  28. 5476
  29. 9409
  30. 1296
  31. 4624
  32. 8649
  33. 4225
  34. 1296
  35. 2601
  36. 4624
  37. 9409
  38. 841
  39. 625
  40. 7921

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