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Multiply by 12 Worksheet

Vedic maths trick 21: Multiply by 12 · Set 707 · 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. 1.1600 × 12 =
  2. 2.7640 × 12 =
  3. 3.1072 × 12 =
  4. 4.229 × 12 =
  5. 5.7462 × 12 =
  6. 6.5980 × 12 =
  7. 7.7813 × 12 =
  8. 8.1364 × 12 =
  9. 9.1185 × 12 =
  10. 10.2558 × 12 =
  11. 11.4457 × 12 =
  12. 12.5253 × 12 =
  13. 13.9583 × 12 =
  14. 14.5852 × 12 =
  15. 15.6741 × 12 =
  16. 16.6018 × 12 =
  17. 17.3547 × 12 =
  18. 18.717 × 12 =
  19. 19.5504 × 12 =
  20. 20.5107 × 12 =
  21. 21.4282 × 12 =
  22. 22.3884 × 12 =
  23. 23.981 × 12 =
  24. 24.4286 × 12 =
  25. 25.9721 × 12 =
  26. 26.251 × 12 =
  27. 27.9048 × 12 =
  28. 28.7901 × 12 =
  29. 29.501 × 12 =
  30. 30.6600 × 12 =
  31. 31.4930 × 12 =
  32. 32.2551 × 12 =
  33. 33.2216 × 12 =
  34. 34.4087 × 12 =
  35. 35.3108 × 12 =
  36. 36.8920 × 12 =
  37. 37.2966 × 12 =
  38. 38.1512 × 12 =
  39. 39.2365 × 12 =
  40. 40.1118 × 12 =

Answer key

  1. 19200
  2. 91680
  3. 12864
  4. 2748
  5. 89544
  6. 71760
  7. 93756
  8. 16368
  9. 14220
  10. 30696
  11. 53484
  12. 63036
  13. 114996
  14. 70224
  15. 80892
  16. 72216
  17. 42564
  18. 8604
  19. 66048
  20. 61284
  21. 51384
  22. 46608
  23. 11772
  24. 51432
  25. 116652
  26. 3012
  27. 108576
  28. 94812
  29. 6012
  30. 79200
  31. 59160
  32. 30612
  33. 26592
  34. 49044
  35. 37296
  36. 107040
  37. 35592
  38. 18144
  39. 28380
  40. 13416

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