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Multiply by 12 Worksheet

Vedic maths trick 21: Multiply by 12 · Set 284 · 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. 1.3840 × 12 =
  2. 2.2899 × 12 =
  3. 3.2472 × 12 =
  4. 4.1781 × 12 =
  5. 5.4044 × 12 =
  6. 6.6805 × 12 =
  7. 7.3551 × 12 =
  8. 8.182 × 12 =
  9. 9.6546 × 12 =
  10. 10.8406 × 12 =
  11. 11.3946 × 12 =
  12. 12.6726 × 12 =
  13. 13.253 × 12 =
  14. 14.3336 × 12 =
  15. 15.9207 × 12 =
  16. 16.6640 × 12 =
  17. 17.3133 × 12 =
  18. 18.5457 × 12 =
  19. 19.1905 × 12 =
  20. 20.6417 × 12 =
  21. 21.8537 × 12 =
  22. 22.1453 × 12 =
  23. 23.6682 × 12 =
  24. 24.1987 × 12 =
  25. 25.1327 × 12 =
  26. 26.884 × 12 =
  27. 27.5848 × 12 =
  28. 28.7595 × 12 =
  29. 29.413 × 12 =
  30. 30.2480 × 12 =
  31. 31.8359 × 12 =
  32. 32.406 × 12 =
  33. 33.4366 × 12 =
  34. 34.5493 × 12 =
  35. 35.3821 × 12 =
  36. 36.9941 × 12 =
  37. 37.2187 × 12 =
  38. 38.1337 × 12 =
  39. 39.921 × 12 =
  40. 40.1940 × 12 =

Answer key

  1. 46080
  2. 34788
  3. 29664
  4. 21372
  5. 48528
  6. 81660
  7. 42612
  8. 2184
  9. 78552
  10. 100872
  11. 47352
  12. 80712
  13. 3036
  14. 40032
  15. 110484
  16. 79680
  17. 37596
  18. 65484
  19. 22860
  20. 77004
  21. 102444
  22. 17436
  23. 80184
  24. 23844
  25. 15924
  26. 10608
  27. 70176
  28. 91140
  29. 4956
  30. 29760
  31. 100308
  32. 4872
  33. 52392
  34. 65916
  35. 45852
  36. 119292
  37. 26244
  38. 16044
  39. 11052
  40. 23280

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