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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 895 · 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. 2.26² =
  3. 3.61² =
  4. 4.55² =
  5. 5.21² =
  6. 6.71² =
  7. 7.74² =
  8. 8.21² =
  9. 9.52² =
  10. 10.71² =
  11. 11.11² =
  12. 12.14² =
  13. 13.95² =
  14. 14.44² =
  15. 15.71² =
  16. 16.47² =
  17. 17.36² =
  18. 18.23² =
  19. 19.31² =
  20. 20.92² =
  21. 21.38² =
  22. 22.31² =
  23. 23.61² =
  24. 24.36² =
  25. 25.97² =
  26. 26.78² =
  27. 27.89² =
  28. 28.11² =
  29. 29.34² =
  30. 30.41² =
  31. 31.17² =
  32. 32.89² =
  33. 33.92² =
  34. 34.11² =
  35. 35.58² =
  36. 36.66² =
  37. 37.11² =
  38. 38.76² =
  39. 39.31² =
  40. 40.55² =

Answer key

  1. 576
  2. 676
  3. 3721
  4. 3025
  5. 441
  6. 5041
  7. 5476
  8. 441
  9. 2704
  10. 5041
  11. 121
  12. 196
  13. 9025
  14. 1936
  15. 5041
  16. 2209
  17. 1296
  18. 529
  19. 961
  20. 8464
  21. 1444
  22. 961
  23. 3721
  24. 1296
  25. 9409
  26. 6084
  27. 7921
  28. 121
  29. 1156
  30. 1681
  31. 289
  32. 7921
  33. 8464
  34. 121
  35. 3364
  36. 4356
  37. 121
  38. 5776
  39. 961
  40. 3025

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