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Multiply by 12 Worksheet

Vedic maths trick 21: Multiply by 12 · Set 412 · 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. 1.1825 × 12 =
  2. 2.9591 × 12 =
  3. 3.9117 × 12 =
  4. 4.4326 × 12 =
  5. 5.3982 × 12 =
  6. 6.6225 × 12 =
  7. 7.9647 × 12 =
  8. 8.1653 × 12 =
  9. 9.9285 × 12 =
  10. 10.2322 × 12 =
  11. 11.1298 × 12 =
  12. 12.1703 × 12 =
  13. 13.6475 × 12 =
  14. 14.6980 × 12 =
  15. 15.522 × 12 =
  16. 16.7449 × 12 =
  17. 17.2851 × 12 =
  18. 18.6990 × 12 =
  19. 19.9763 × 12 =
  20. 20.8828 × 12 =
  21. 21.5768 × 12 =
  22. 22.5607 × 12 =
  23. 23.8187 × 12 =
  24. 24.5970 × 12 =
  25. 25.3133 × 12 =
  26. 26.177 × 12 =
  27. 27.4780 × 12 =
  28. 28.6827 × 12 =
  29. 29.5985 × 12 =
  30. 30.5390 × 12 =
  31. 31.1045 × 12 =
  32. 32.5345 × 12 =
  33. 33.3650 × 12 =
  34. 34.2914 × 12 =
  35. 35.3161 × 12 =
  36. 36.8775 × 12 =
  37. 37.6975 × 12 =
  38. 38.3434 × 12 =
  39. 39.3493 × 12 =
  40. 40.152 × 12 =

Answer key

  1. 21900
  2. 115092
  3. 109404
  4. 51912
  5. 47784
  6. 74700
  7. 115764
  8. 19836
  9. 111420
  10. 27864
  11. 15576
  12. 20436
  13. 77700
  14. 83760
  15. 6264
  16. 89388
  17. 34212
  18. 83880
  19. 117156
  20. 105936
  21. 69216
  22. 67284
  23. 98244
  24. 71640
  25. 37596
  26. 2124
  27. 57360
  28. 81924
  29. 71820
  30. 64680
  31. 12540
  32. 64140
  33. 43800
  34. 34968
  35. 37932
  36. 105300
  37. 83700
  38. 41208
  39. 41916
  40. 1824

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