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Multiply by 12 Worksheet

Vedic maths trick 21: Multiply by 12 · Set 616 · 40 sums
TalentJR

The trick (Sopantyadvayamantyam): Write a 0 in front of the number. Each answer column = twice the digit + the digit to its right (nothing to the right of the last digit). Combine from the right with carries.

NameDateTime takenScore ___ / 40
  1. 1.6700 × 12 =
  2. 2.247 × 12 =
  3. 3.5385 × 12 =
  4. 4.6128 × 12 =
  5. 5.8808 × 12 =
  6. 6.2352 × 12 =
  7. 7.1677 × 12 =
  8. 8.4880 × 12 =
  9. 9.7485 × 12 =
  10. 10.4545 × 12 =
  11. 11.1517 × 12 =
  12. 12.275 × 12 =
  13. 13.7737 × 12 =
  14. 14.4824 × 12 =
  15. 15.7163 × 12 =
  16. 16.1069 × 12 =
  17. 17.2912 × 12 =
  18. 18.9396 × 12 =
  19. 19.5855 × 12 =
  20. 20.2038 × 12 =
  21. 21.8443 × 12 =
  22. 22.1058 × 12 =
  23. 23.9910 × 12 =
  24. 24.9394 × 12 =
  25. 25.1739 × 12 =
  26. 26.7872 × 12 =
  27. 27.6468 × 12 =
  28. 28.3158 × 12 =
  29. 29.6029 × 12 =
  30. 30.6940 × 12 =
  31. 31.5890 × 12 =
  32. 32.5207 × 12 =
  33. 33.1263 × 12 =
  34. 34.1678 × 12 =
  35. 35.2383 × 12 =
  36. 36.8305 × 12 =
  37. 37.4456 × 12 =
  38. 38.2651 × 12 =
  39. 39.9441 × 12 =
  40. 40.5820 × 12 =

Answer key

  1. 80400
  2. 2964
  3. 64620
  4. 73536
  5. 105696
  6. 28224
  7. 20124
  8. 58560
  9. 89820
  10. 54540
  11. 18204
  12. 3300
  13. 92844
  14. 57888
  15. 85956
  16. 12828
  17. 34944
  18. 112752
  19. 70260
  20. 24456
  21. 101316
  22. 12696
  23. 118920
  24. 112728
  25. 20868
  26. 94464
  27. 77616
  28. 37896
  29. 72348
  30. 83280
  31. 70680
  32. 62484
  33. 15156
  34. 20136
  35. 28596
  36. 99660
  37. 53472
  38. 31812
  39. 113292
  40. 69840

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