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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 944 · 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. 1.76² =
  2. 2.51² =
  3. 3.89² =
  4. 4.84² =
  5. 5.66² =
  6. 6.78² =
  7. 7.17² =
  8. 8.23² =
  9. 9.86² =
  10. 10.18² =
  11. 11.14² =
  12. 12.76² =
  13. 13.48² =
  14. 14.48² =
  15. 15.12² =
  16. 16.81² =
  17. 17.65² =
  18. 18.18² =
  19. 19.94² =
  20. 20.83² =
  21. 21.35² =
  22. 22.51² =
  23. 23.19² =
  24. 24.91² =
  25. 25.32² =
  26. 26.34² =
  27. 27.71² =
  28. 28.47² =
  29. 29.38² =
  30. 30.16² =
  31. 31.13² =
  32. 32.99² =
  33. 33.31² =
  34. 34.34² =
  35. 35.35² =
  36. 36.81² =
  37. 37.21² =
  38. 38.74² =
  39. 39.78² =
  40. 40.76² =

Answer key

  1. 5776
  2. 2601
  3. 7921
  4. 7056
  5. 4356
  6. 6084
  7. 289
  8. 529
  9. 7396
  10. 324
  11. 196
  12. 5776
  13. 2304
  14. 2304
  15. 144
  16. 6561
  17. 4225
  18. 324
  19. 8836
  20. 6889
  21. 1225
  22. 2601
  23. 361
  24. 8281
  25. 1024
  26. 1156
  27. 5041
  28. 2209
  29. 1444
  30. 256
  31. 169
  32. 9801
  33. 961
  34. 1156
  35. 1225
  36. 6561
  37. 441
  38. 5476
  39. 6084
  40. 5776

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