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Multiply by 11 Worksheet

Vedic maths trick 1: Multiply by 11 · Set 720 · 40 sums
TalentJR

The trick (Urdhva Tiryagbhyam (special case)): Write the first and last digit of the number, leaving a gap. Add the two digits and put the sum in the gap. If the sum is 10 or more, write its last digit and carry 1 to the left.

NameDateTime takenScore ___ / 40
  1. 1.21 × 11 =
  2. 2.69 × 11 =
  3. 3.673 × 11 =
  4. 4.79 × 11 =
  5. 5.79 × 11 =
  6. 6.29 × 11 =
  7. 7.81 × 11 =
  8. 8.48 × 11 =
  9. 9.18 × 11 =
  10. 10.332 × 11 =
  11. 11.29 × 11 =
  12. 12.178 × 11 =
  13. 13.96 × 11 =
  14. 14.89 × 11 =
  15. 15.611 × 11 =
  16. 16.47 × 11 =
  17. 17.56 × 11 =
  18. 18.68 × 11 =
  19. 19.42 × 11 =
  20. 20.917 × 11 =
  21. 21.42 × 11 =
  22. 22.58 × 11 =
  23. 23.254 × 11 =
  24. 24.84 × 11 =
  25. 25.21 × 11 =
  26. 26.688 × 11 =
  27. 27.31 × 11 =
  28. 28.72 × 11 =
  29. 29.58 × 11 =
  30. 30.180 × 11 =
  31. 31.61 × 11 =
  32. 32.49 × 11 =
  33. 33.77 × 11 =
  34. 34.77 × 11 =
  35. 35.18 × 11 =
  36. 36.91 × 11 =
  37. 37.85 × 11 =
  38. 38.29 × 11 =
  39. 39.35 × 11 =
  40. 40.40 × 11 =

Answer key

  1. 231
  2. 759
  3. 7403
  4. 869
  5. 869
  6. 319
  7. 891
  8. 528
  9. 198
  10. 3652
  11. 319
  12. 1958
  13. 1056
  14. 979
  15. 6721
  16. 517
  17. 616
  18. 748
  19. 462
  20. 10087
  21. 462
  22. 638
  23. 2794
  24. 924
  25. 231
  26. 7568
  27. 341
  28. 792
  29. 638
  30. 1980
  31. 671
  32. 539
  33. 847
  34. 847
  35. 198
  36. 1001
  37. 935
  38. 319
  39. 385
  40. 440

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