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Multiply by 12 Worksheet

Vedic maths trick 21: Multiply by 12 · Set 312 · 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. 1.4739 × 12 =
  2. 2.1972 × 12 =
  3. 3.1816 × 12 =
  4. 4.9639 × 12 =
  5. 5.3989 × 12 =
  6. 6.8865 × 12 =
  7. 7.3916 × 12 =
  8. 8.8183 × 12 =
  9. 9.980 × 12 =
  10. 10.6881 × 12 =
  11. 11.3664 × 12 =
  12. 12.9818 × 12 =
  13. 13.3835 × 12 =
  14. 14.3368 × 12 =
  15. 15.5423 × 12 =
  16. 16.1977 × 12 =
  17. 17.9040 × 12 =
  18. 18.604 × 12 =
  19. 19.7275 × 12 =
  20. 20.2381 × 12 =
  21. 21.69 × 12 =
  22. 22.206 × 12 =
  23. 23.2875 × 12 =
  24. 24.9934 × 12 =
  25. 25.9715 × 12 =
  26. 26.6454 × 12 =
  27. 27.7183 × 12 =
  28. 28.5165 × 12 =
  29. 29.3881 × 12 =
  30. 30.7196 × 12 =
  31. 31.3025 × 12 =
  32. 32.7234 × 12 =
  33. 33.7426 × 12 =
  34. 34.8010 × 12 =
  35. 35.8997 × 12 =
  36. 36.6272 × 12 =
  37. 37.4459 × 12 =
  38. 38.8783 × 12 =
  39. 39.113 × 12 =
  40. 40.8238 × 12 =

Answer key

  1. 56868
  2. 23664
  3. 21792
  4. 115668
  5. 47868
  6. 106380
  7. 46992
  8. 98196
  9. 11760
  10. 82572
  11. 43968
  12. 117816
  13. 46020
  14. 40416
  15. 65076
  16. 23724
  17. 108480
  18. 7248
  19. 87300
  20. 28572
  21. 828
  22. 2472
  23. 34500
  24. 119208
  25. 116580
  26. 77448
  27. 86196
  28. 61980
  29. 46572
  30. 86352
  31. 36300
  32. 86808
  33. 89112
  34. 96120
  35. 107964
  36. 75264
  37. 53508
  38. 105396
  39. 1356
  40. 98856

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