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Multiply by 12 Worksheet

Vedic maths trick 21: Multiply by 12 · Set 146 · 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. 1.7815 × 12 =
  2. 2.9335 × 12 =
  3. 3.7252 × 12 =
  4. 4.4281 × 12 =
  5. 5.9320 × 12 =
  6. 6.4967 × 12 =
  7. 7.9813 × 12 =
  8. 8.3128 × 12 =
  9. 9.7729 × 12 =
  10. 10.8991 × 12 =
  11. 11.8886 × 12 =
  12. 12.580 × 12 =
  13. 13.6100 × 12 =
  14. 14.8842 × 12 =
  15. 15.2808 × 12 =
  16. 16.6685 × 12 =
  17. 17.5147 × 12 =
  18. 18.2911 × 12 =
  19. 19.408 × 12 =
  20. 20.6201 × 12 =
  21. 21.2020 × 12 =
  22. 22.8248 × 12 =
  23. 23.8228 × 12 =
  24. 24.8985 × 12 =
  25. 25.2662 × 12 =
  26. 26.6579 × 12 =
  27. 27.9762 × 12 =
  28. 28.650 × 12 =
  29. 29.757 × 12 =
  30. 30.145 × 12 =
  31. 31.591 × 12 =
  32. 32.1686 × 12 =
  33. 33.4608 × 12 =
  34. 34.2732 × 12 =
  35. 35.8861 × 12 =
  36. 36.2754 × 12 =
  37. 37.1932 × 12 =
  38. 38.6523 × 12 =
  39. 39.4721 × 12 =
  40. 40.8274 × 12 =

Answer key

  1. 93780
  2. 112020
  3. 87024
  4. 51372
  5. 111840
  6. 59604
  7. 117756
  8. 37536
  9. 92748
  10. 107892
  11. 106632
  12. 6960
  13. 73200
  14. 106104
  15. 33696
  16. 80220
  17. 61764
  18. 34932
  19. 4896
  20. 74412
  21. 24240
  22. 98976
  23. 98736
  24. 107820
  25. 31944
  26. 78948
  27. 117144
  28. 7800
  29. 9084
  30. 1740
  31. 7092
  32. 20232
  33. 55296
  34. 32784
  35. 106332
  36. 33048
  37. 23184
  38. 78276
  39. 56652
  40. 99288

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