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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 371 · 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. 1.37² =
  2. 2.67² =
  3. 3.81² =
  4. 4.24² =
  5. 5.64² =
  6. 6.47² =
  7. 7.66² =
  8. 8.96² =
  9. 9.11² =
  10. 10.28² =
  11. 11.38² =
  12. 12.55² =
  13. 13.56² =
  14. 14.74² =
  15. 15.47² =
  16. 16.83² =
  17. 17.78² =
  18. 18.36² =
  19. 19.44² =
  20. 20.21² =
  21. 21.59² =
  22. 22.91² =
  23. 23.23² =
  24. 24.61² =
  25. 25.91² =
  26. 26.72² =
  27. 27.53² =
  28. 28.91² =
  29. 29.96² =
  30. 30.95² =
  31. 31.53² =
  32. 32.21² =
  33. 33.51² =
  34. 34.12² =
  35. 35.55² =
  36. 36.27² =
  37. 37.34² =
  38. 38.12² =
  39. 39.23² =
  40. 40.76² =

Answer key

  1. 1369
  2. 4489
  3. 6561
  4. 576
  5. 4096
  6. 2209
  7. 4356
  8. 9216
  9. 121
  10. 784
  11. 1444
  12. 3025
  13. 3136
  14. 5476
  15. 2209
  16. 6889
  17. 6084
  18. 1296
  19. 1936
  20. 441
  21. 3481
  22. 8281
  23. 529
  24. 3721
  25. 8281
  26. 5184
  27. 2809
  28. 8281
  29. 9216
  30. 9025
  31. 2809
  32. 441
  33. 2601
  34. 144
  35. 3025
  36. 729
  37. 1156
  38. 144
  39. 529
  40. 5776

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