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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 738 · 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. 1.86² =
  2. 2.61² =
  3. 3.63² =
  4. 4.18² =
  5. 5.43² =
  6. 6.23² =
  7. 7.39² =
  8. 8.33² =
  9. 9.19² =
  10. 10.62² =
  11. 11.88² =
  12. 12.59² =
  13. 13.94² =
  14. 14.24² =
  15. 15.66² =
  16. 16.26² =
  17. 17.89² =
  18. 18.87² =
  19. 19.94² =
  20. 20.61² =
  21. 21.14² =
  22. 22.88² =
  23. 23.27² =
  24. 24.16² =
  25. 25.43² =
  26. 26.88² =
  27. 27.26² =
  28. 28.37² =
  29. 29.58² =
  30. 30.52² =
  31. 31.16² =
  32. 32.35² =
  33. 33.82² =
  34. 34.91² =
  35. 35.91² =
  36. 36.71² =
  37. 37.66² =
  38. 38.23² =
  39. 39.31² =
  40. 40.59² =

Answer key

  1. 7396
  2. 3721
  3. 3969
  4. 324
  5. 1849
  6. 529
  7. 1521
  8. 1089
  9. 361
  10. 3844
  11. 7744
  12. 3481
  13. 8836
  14. 576
  15. 4356
  16. 676
  17. 7921
  18. 7569
  19. 8836
  20. 3721
  21. 196
  22. 7744
  23. 729
  24. 256
  25. 1849
  26. 7744
  27. 676
  28. 1369
  29. 3364
  30. 2704
  31. 256
  32. 1225
  33. 6724
  34. 8281
  35. 8281
  36. 5041
  37. 4356
  38. 529
  39. 961
  40. 3481

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