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Multiply by 12 Worksheet

Vedic maths trick 21: Multiply by 12 · Set 438 · 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. 1.1530 × 12 =
  2. 2.2007 × 12 =
  3. 3.3804 × 12 =
  4. 4.6904 × 12 =
  5. 5.4749 × 12 =
  6. 6.212 × 12 =
  7. 7.4369 × 12 =
  8. 8.1925 × 12 =
  9. 9.361 × 12 =
  10. 10.6888 × 12 =
  11. 11.8807 × 12 =
  12. 12.8554 × 12 =
  13. 13.9864 × 12 =
  14. 14.2155 × 12 =
  15. 15.555 × 12 =
  16. 16.8695 × 12 =
  17. 17.4272 × 12 =
  18. 18.5559 × 12 =
  19. 19.283 × 12 =
  20. 20.147 × 12 =
  21. 21.856 × 12 =
  22. 22.4441 × 12 =
  23. 23.7190 × 12 =
  24. 24.2603 × 12 =
  25. 25.148 × 12 =
  26. 26.64 × 12 =
  27. 27.7302 × 12 =
  28. 28.5671 × 12 =
  29. 29.5733 × 12 =
  30. 30.2243 × 12 =
  31. 31.6811 × 12 =
  32. 32.2273 × 12 =
  33. 33.3483 × 12 =
  34. 34.1833 × 12 =
  35. 35.7310 × 12 =
  36. 36.348 × 12 =
  37. 37.7896 × 12 =
  38. 38.3441 × 12 =
  39. 39.24 × 12 =
  40. 40.8772 × 12 =

Answer key

  1. 18360
  2. 24084
  3. 45648
  4. 82848
  5. 56988
  6. 2544
  7. 52428
  8. 23100
  9. 4332
  10. 82656
  11. 105684
  12. 102648
  13. 118368
  14. 25860
  15. 6660
  16. 104340
  17. 51264
  18. 66708
  19. 3396
  20. 1764
  21. 10272
  22. 53292
  23. 86280
  24. 31236
  25. 1776
  26. 768
  27. 87624
  28. 68052
  29. 68796
  30. 26916
  31. 81732
  32. 27276
  33. 41796
  34. 21996
  35. 87720
  36. 4176
  37. 94752
  38. 41292
  39. 288
  40. 105264

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