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Multiply by 12 Worksheet

Vedic maths trick 21: Multiply by 12 · Set 919 · 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. 1.28 × 12 =
  2. 2.2631 × 12 =
  3. 3.1938 × 12 =
  4. 4.7437 × 12 =
  5. 5.6284 × 12 =
  6. 6.1780 × 12 =
  7. 7.3489 × 12 =
  8. 8.8845 × 12 =
  9. 9.7401 × 12 =
  10. 10.2715 × 12 =
  11. 11.5625 × 12 =
  12. 12.485 × 12 =
  13. 13.26 × 12 =
  14. 14.1722 × 12 =
  15. 15.8328 × 12 =
  16. 16.1985 × 12 =
  17. 17.8530 × 12 =
  18. 18.877 × 12 =
  19. 19.1908 × 12 =
  20. 20.7128 × 12 =
  21. 21.1602 × 12 =
  22. 22.6690 × 12 =
  23. 23.8919 × 12 =
  24. 24.5048 × 12 =
  25. 25.506 × 12 =
  26. 26.5650 × 12 =
  27. 27.7517 × 12 =
  28. 28.3322 × 12 =
  29. 29.9756 × 12 =
  30. 30.1031 × 12 =
  31. 31.4232 × 12 =
  32. 32.7028 × 12 =
  33. 33.662 × 12 =
  34. 34.7163 × 12 =
  35. 35.2226 × 12 =
  36. 36.1914 × 12 =
  37. 37.85 × 12 =
  38. 38.5388 × 12 =
  39. 39.1669 × 12 =
  40. 40.386 × 12 =

Answer key

  1. 336
  2. 31572
  3. 23256
  4. 89244
  5. 75408
  6. 21360
  7. 41868
  8. 106140
  9. 88812
  10. 32580
  11. 67500
  12. 5820
  13. 312
  14. 20664
  15. 99936
  16. 23820
  17. 102360
  18. 10524
  19. 22896
  20. 85536
  21. 19224
  22. 80280
  23. 107028
  24. 60576
  25. 6072
  26. 67800
  27. 90204
  28. 39864
  29. 117072
  30. 12372
  31. 50784
  32. 84336
  33. 7944
  34. 85956
  35. 26712
  36. 22968
  37. 1020
  38. 64656
  39. 20028
  40. 4632

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