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Multiply by 12 Worksheet

Vedic maths trick 21: Multiply by 12 · Set 640 · 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. 1.3520 × 12 =
  2. 2.7287 × 12 =
  3. 3.1188 × 12 =
  4. 4.848 × 12 =
  5. 5.1540 × 12 =
  6. 6.7764 × 12 =
  7. 7.5082 × 12 =
  8. 8.7941 × 12 =
  9. 9.4352 × 12 =
  10. 10.7105 × 12 =
  11. 11.7249 × 12 =
  12. 12.4438 × 12 =
  13. 13.7087 × 12 =
  14. 14.7824 × 12 =
  15. 15.8886 × 12 =
  16. 16.186 × 12 =
  17. 17.3821 × 12 =
  18. 18.2100 × 12 =
  19. 19.4457 × 12 =
  20. 20.3939 × 12 =
  21. 21.1371 × 12 =
  22. 22.7516 × 12 =
  23. 23.1289 × 12 =
  24. 24.8902 × 12 =
  25. 25.833 × 12 =
  26. 26.8502 × 12 =
  27. 27.3914 × 12 =
  28. 28.5125 × 12 =
  29. 29.1018 × 12 =
  30. 30.9154 × 12 =
  31. 31.9973 × 12 =
  32. 32.8539 × 12 =
  33. 33.6130 × 12 =
  34. 34.1238 × 12 =
  35. 35.486 × 12 =
  36. 36.6982 × 12 =
  37. 37.6006 × 12 =
  38. 38.3658 × 12 =
  39. 39.3855 × 12 =
  40. 40.887 × 12 =

Answer key

  1. 42240
  2. 87444
  3. 14256
  4. 10176
  5. 18480
  6. 93168
  7. 60984
  8. 95292
  9. 52224
  10. 85260
  11. 86988
  12. 53256
  13. 85044
  14. 93888
  15. 106632
  16. 2232
  17. 45852
  18. 25200
  19. 53484
  20. 47268
  21. 16452
  22. 90192
  23. 15468
  24. 106824
  25. 9996
  26. 102024
  27. 46968
  28. 61500
  29. 12216
  30. 109848
  31. 119676
  32. 102468
  33. 73560
  34. 14856
  35. 5832
  36. 83784
  37. 72072
  38. 43896
  39. 46260
  40. 10644

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