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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 751 · 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. 1.28² =
  2. 2.52² =
  3. 3.13² =
  4. 4.91² =
  5. 5.34² =
  6. 6.48² =
  7. 7.78² =
  8. 8.91² =
  9. 9.11² =
  10. 10.33² =
  11. 11.14² =
  12. 12.88² =
  13. 13.51² =
  14. 14.99² =
  15. 15.43² =
  16. 16.61² =
  17. 17.31² =
  18. 18.66² =
  19. 19.21² =
  20. 20.48² =
  21. 21.26² =
  22. 22.19² =
  23. 23.61² =
  24. 24.57² =
  25. 25.59² =
  26. 26.72² =
  27. 27.19² =
  28. 28.66² =
  29. 29.35² =
  30. 30.61² =
  31. 31.17² =
  32. 32.54² =
  33. 33.54² =
  34. 34.97² =
  35. 35.63² =
  36. 36.33² =
  37. 37.54² =
  38. 38.84² =
  39. 39.61² =
  40. 40.38² =

Answer key

  1. 784
  2. 2704
  3. 169
  4. 8281
  5. 1156
  6. 2304
  7. 6084
  8. 8281
  9. 121
  10. 1089
  11. 196
  12. 7744
  13. 2601
  14. 9801
  15. 1849
  16. 3721
  17. 961
  18. 4356
  19. 441
  20. 2304
  21. 676
  22. 361
  23. 3721
  24. 3249
  25. 3481
  26. 5184
  27. 361
  28. 4356
  29. 1225
  30. 3721
  31. 289
  32. 2916
  33. 2916
  34. 9409
  35. 3969
  36. 1089
  37. 2916
  38. 7056
  39. 3721
  40. 1444

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