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Multiply by 12 Worksheet

Vedic maths trick 21: Multiply by 12 · Set 645 · 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. 1.3492 × 12 =
  2. 2.7553 × 12 =
  3. 3.6480 × 12 =
  4. 4.9045 × 12 =
  5. 5.2126 × 12 =
  6. 6.4245 × 12 =
  7. 7.9272 × 12 =
  8. 8.9450 × 12 =
  9. 9.1758 × 12 =
  10. 10.6001 × 12 =
  11. 11.1031 × 12 =
  12. 12.2710 × 12 =
  13. 13.4101 × 12 =
  14. 14.3960 × 12 =
  15. 15.5054 × 12 =
  16. 16.637 × 12 =
  17. 17.9659 × 12 =
  18. 18.560 × 12 =
  19. 19.2674 × 12 =
  20. 20.3428 × 12 =
  21. 21.4526 × 12 =
  22. 22.1265 × 12 =
  23. 23.8457 × 12 =
  24. 24.9332 × 12 =
  25. 25.2039 × 12 =
  26. 26.412 × 12 =
  27. 27.9783 × 12 =
  28. 28.1171 × 12 =
  29. 29.2719 × 12 =
  30. 30.2999 × 12 =
  31. 31.8216 × 12 =
  32. 32.2270 × 12 =
  33. 33.275 × 12 =
  34. 34.1876 × 12 =
  35. 35.1816 × 12 =
  36. 36.7805 × 12 =
  37. 37.1570 × 12 =
  38. 38.9555 × 12 =
  39. 39.5404 × 12 =
  40. 40.6393 × 12 =

Answer key

  1. 41904
  2. 90636
  3. 77760
  4. 108540
  5. 25512
  6. 50940
  7. 111264
  8. 113400
  9. 21096
  10. 72012
  11. 12372
  12. 32520
  13. 49212
  14. 47520
  15. 60648
  16. 7644
  17. 115908
  18. 6720
  19. 32088
  20. 41136
  21. 54312
  22. 15180
  23. 101484
  24. 111984
  25. 24468
  26. 4944
  27. 117396
  28. 14052
  29. 32628
  30. 35988
  31. 98592
  32. 27240
  33. 3300
  34. 22512
  35. 21792
  36. 93660
  37. 18840
  38. 114660
  39. 64848
  40. 76716

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