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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 883 · 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. 1.19² =
  2. 2.42² =
  3. 3.51² =
  4. 4.58² =
  5. 5.24² =
  6. 6.99² =
  7. 7.91² =
  8. 8.48² =
  9. 9.37² =
  10. 10.51² =
  11. 11.66² =
  12. 12.18² =
  13. 13.14² =
  14. 14.72² =
  15. 15.57² =
  16. 16.21² =
  17. 17.29² =
  18. 18.37² =
  19. 19.92² =
  20. 20.41² =
  21. 21.57² =
  22. 22.83² =
  23. 23.82² =
  24. 24.22² =
  25. 25.84² =
  26. 26.53² =
  27. 27.95² =
  28. 28.71² =
  29. 29.97² =
  30. 30.71² =
  31. 31.63² =
  32. 32.23² =
  33. 33.47² =
  34. 34.98² =
  35. 35.99² =
  36. 36.75² =
  37. 37.49² =
  38. 38.99² =
  39. 39.32² =
  40. 40.62² =

Answer key

  1. 361
  2. 1764
  3. 2601
  4. 3364
  5. 576
  6. 9801
  7. 8281
  8. 2304
  9. 1369
  10. 2601
  11. 4356
  12. 324
  13. 196
  14. 5184
  15. 3249
  16. 441
  17. 841
  18. 1369
  19. 8464
  20. 1681
  21. 3249
  22. 6889
  23. 6724
  24. 484
  25. 7056
  26. 2809
  27. 9025
  28. 5041
  29. 9409
  30. 5041
  31. 3969
  32. 529
  33. 2209
  34. 9604
  35. 9801
  36. 5625
  37. 2401
  38. 9801
  39. 1024
  40. 3844

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