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Multiply by 12 Worksheet

Vedic maths trick 21: Multiply by 12 · Set 415 · 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. 1.371 × 12 =
  2. 2.3279 × 12 =
  3. 3.8368 × 12 =
  4. 4.2312 × 12 =
  5. 5.8450 × 12 =
  6. 6.3606 × 12 =
  7. 7.1842 × 12 =
  8. 8.6343 × 12 =
  9. 9.2646 × 12 =
  10. 10.956 × 12 =
  11. 11.3702 × 12 =
  12. 12.7149 × 12 =
  13. 13.4243 × 12 =
  14. 14.8433 × 12 =
  15. 15.8338 × 12 =
  16. 16.5643 × 12 =
  17. 17.1717 × 12 =
  18. 18.2077 × 12 =
  19. 19.2196 × 12 =
  20. 20.2764 × 12 =
  21. 21.4664 × 12 =
  22. 22.1865 × 12 =
  23. 23.7309 × 12 =
  24. 24.9661 × 12 =
  25. 25.3805 × 12 =
  26. 26.6771 × 12 =
  27. 27.1288 × 12 =
  28. 28.158 × 12 =
  29. 29.3379 × 12 =
  30. 30.5598 × 12 =
  31. 31.415 × 12 =
  32. 32.7968 × 12 =
  33. 33.4299 × 12 =
  34. 34.2576 × 12 =
  35. 35.2124 × 12 =
  36. 36.703 × 12 =
  37. 37.5565 × 12 =
  38. 38.8085 × 12 =
  39. 39.7604 × 12 =
  40. 40.5359 × 12 =

Answer key

  1. 4452
  2. 39348
  3. 100416
  4. 27744
  5. 101400
  6. 43272
  7. 22104
  8. 76116
  9. 31752
  10. 11472
  11. 44424
  12. 85788
  13. 50916
  14. 101196
  15. 100056
  16. 67716
  17. 20604
  18. 24924
  19. 26352
  20. 33168
  21. 55968
  22. 22380
  23. 87708
  24. 115932
  25. 45660
  26. 81252
  27. 15456
  28. 1896
  29. 40548
  30. 67176
  31. 4980
  32. 95616
  33. 51588
  34. 30912
  35. 25488
  36. 8436
  37. 66780
  38. 97020
  39. 91248
  40. 64308

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