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Multiply by 12 Worksheet

Vedic maths trick 21: Multiply by 12 · Set 885 · 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. 1.7842 × 12 =
  2. 2.322 × 12 =
  3. 3.5344 × 12 =
  4. 4.6375 × 12 =
  5. 5.8121 × 12 =
  6. 6.21 × 12 =
  7. 7.1600 × 12 =
  8. 8.794 × 12 =
  9. 9.5091 × 12 =
  10. 10.7071 × 12 =
  11. 11.7886 × 12 =
  12. 12.7420 × 12 =
  13. 13.1483 × 12 =
  14. 14.4105 × 12 =
  15. 15.7331 × 12 =
  16. 16.8517 × 12 =
  17. 17.166 × 12 =
  18. 18.2258 × 12 =
  19. 19.1604 × 12 =
  20. 20.2472 × 12 =
  21. 21.3837 × 12 =
  22. 22.1423 × 12 =
  23. 23.2456 × 12 =
  24. 24.9667 × 12 =
  25. 25.8841 × 12 =
  26. 26.192 × 12 =
  27. 27.1635 × 12 =
  28. 28.1467 × 12 =
  29. 29.9254 × 12 =
  30. 30.6554 × 12 =
  31. 31.3938 × 12 =
  32. 32.3521 × 12 =
  33. 33.1117 × 12 =
  34. 34.580 × 12 =
  35. 35.9356 × 12 =
  36. 36.6400 × 12 =
  37. 37.5512 × 12 =
  38. 38.7800 × 12 =
  39. 39.8820 × 12 =
  40. 40.9476 × 12 =

Answer key

  1. 94104
  2. 3864
  3. 64128
  4. 76500
  5. 97452
  6. 252
  7. 19200
  8. 9528
  9. 61092
  10. 84852
  11. 94632
  12. 89040
  13. 17796
  14. 49260
  15. 87972
  16. 102204
  17. 1992
  18. 27096
  19. 19248
  20. 29664
  21. 46044
  22. 17076
  23. 29472
  24. 116004
  25. 106092
  26. 2304
  27. 19620
  28. 17604
  29. 111048
  30. 78648
  31. 47256
  32. 42252
  33. 13404
  34. 6960
  35. 112272
  36. 76800
  37. 66144
  38. 93600
  39. 105840
  40. 113712

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