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Multiply by 12 Worksheet

Vedic maths trick 21: Multiply by 12 · Set 104 · 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. 1.9402 × 12 =
  2. 2.9050 × 12 =
  3. 3.905 × 12 =
  4. 4.8595 × 12 =
  5. 5.487 × 12 =
  6. 6.515 × 12 =
  7. 7.2686 × 12 =
  8. 8.2992 × 12 =
  9. 9.2163 × 12 =
  10. 10.1075 × 12 =
  11. 11.850 × 12 =
  12. 12.1271 × 12 =
  13. 13.9413 × 12 =
  14. 14.1688 × 12 =
  15. 15.3166 × 12 =
  16. 16.3527 × 12 =
  17. 17.8046 × 12 =
  18. 18.8956 × 12 =
  19. 19.5875 × 12 =
  20. 20.6369 × 12 =
  21. 21.3435 × 12 =
  22. 22.1066 × 12 =
  23. 23.8951 × 12 =
  24. 24.5408 × 12 =
  25. 25.8722 × 12 =
  26. 26.7825 × 12 =
  27. 27.2664 × 12 =
  28. 28.8056 × 12 =
  29. 29.7401 × 12 =
  30. 30.2384 × 12 =
  31. 31.986 × 12 =
  32. 32.2025 × 12 =
  33. 33.1944 × 12 =
  34. 34.1263 × 12 =
  35. 35.9308 × 12 =
  36. 36.3800 × 12 =
  37. 37.3341 × 12 =
  38. 38.9064 × 12 =
  39. 39.7505 × 12 =
  40. 40.992 × 12 =

Answer key

  1. 112824
  2. 108600
  3. 10860
  4. 103140
  5. 5844
  6. 6180
  7. 32232
  8. 35904
  9. 25956
  10. 12900
  11. 10200
  12. 15252
  13. 112956
  14. 20256
  15. 37992
  16. 42324
  17. 96552
  18. 107472
  19. 70500
  20. 76428
  21. 41220
  22. 12792
  23. 107412
  24. 64896
  25. 104664
  26. 93900
  27. 31968
  28. 96672
  29. 88812
  30. 28608
  31. 11832
  32. 24300
  33. 23328
  34. 15156
  35. 111696
  36. 45600
  37. 40092
  38. 108768
  39. 90060
  40. 11904

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