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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 893 · 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. 1.24² =
  2. 2.74² =
  3. 3.29² =
  4. 4.71² =
  5. 5.28² =
  6. 6.49² =
  7. 7.37² =
  8. 8.51² =
  9. 9.31² =
  10. 10.32² =
  11. 11.42² =
  12. 12.96² =
  13. 13.42² =
  14. 14.32² =
  15. 15.56² =
  16. 16.68² =
  17. 17.27² =
  18. 18.61² =
  19. 19.21² =
  20. 20.78² =
  21. 21.93² =
  22. 22.99² =
  23. 23.19² =
  24. 24.34² =
  25. 25.21² =
  26. 26.98² =
  27. 27.17² =
  28. 28.33² =
  29. 29.14² =
  30. 30.75² =
  31. 31.42² =
  32. 32.61² =
  33. 33.58² =
  34. 34.14² =
  35. 35.55² =
  36. 36.47² =
  37. 37.38² =
  38. 38.14² =
  39. 39.31² =
  40. 40.13² =

Answer key

  1. 576
  2. 5476
  3. 841
  4. 5041
  5. 784
  6. 2401
  7. 1369
  8. 2601
  9. 961
  10. 1024
  11. 1764
  12. 9216
  13. 1764
  14. 1024
  15. 3136
  16. 4624
  17. 729
  18. 3721
  19. 441
  20. 6084
  21. 8649
  22. 9801
  23. 361
  24. 1156
  25. 441
  26. 9604
  27. 289
  28. 1089
  29. 196
  30. 5625
  31. 1764
  32. 3721
  33. 3364
  34. 196
  35. 3025
  36. 2209
  37. 1444
  38. 196
  39. 961
  40. 169

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