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Multiply by 12 Worksheet

Vedic maths trick 21: Multiply by 12 · Set 257 · 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. 1.8415 × 12 =
  2. 2.745 × 12 =
  3. 3.7184 × 12 =
  4. 4.335 × 12 =
  5. 5.209 × 12 =
  6. 6.8597 × 12 =
  7. 7.9454 × 12 =
  8. 8.8933 × 12 =
  9. 9.1509 × 12 =
  10. 10.695 × 12 =
  11. 11.1471 × 12 =
  12. 12.1135 × 12 =
  13. 13.1007 × 12 =
  14. 14.1466 × 12 =
  15. 15.6390 × 12 =
  16. 16.8550 × 12 =
  17. 17.1140 × 12 =
  18. 18.1836 × 12 =
  19. 19.3755 × 12 =
  20. 20.2882 × 12 =
  21. 21.6461 × 12 =
  22. 22.8968 × 12 =
  23. 23.2965 × 12 =
  24. 24.6517 × 12 =
  25. 25.1193 × 12 =
  26. 26.3261 × 12 =
  27. 27.6213 × 12 =
  28. 28.4650 × 12 =
  29. 29.9480 × 12 =
  30. 30.9721 × 12 =
  31. 31.5729 × 12 =
  32. 32.567 × 12 =
  33. 33.7964 × 12 =
  34. 34.1570 × 12 =
  35. 35.6900 × 12 =
  36. 36.4600 × 12 =
  37. 37.2742 × 12 =
  38. 38.6472 × 12 =
  39. 39.404 × 12 =
  40. 40.898 × 12 =

Answer key

  1. 100980
  2. 8940
  3. 86208
  4. 4020
  5. 2508
  6. 103164
  7. 113448
  8. 107196
  9. 18108
  10. 8340
  11. 17652
  12. 13620
  13. 12084
  14. 17592
  15. 76680
  16. 102600
  17. 13680
  18. 22032
  19. 45060
  20. 34584
  21. 77532
  22. 107616
  23. 35580
  24. 78204
  25. 14316
  26. 39132
  27. 74556
  28. 55800
  29. 113760
  30. 116652
  31. 68748
  32. 6804
  33. 95568
  34. 18840
  35. 82800
  36. 55200
  37. 32904
  38. 77664
  39. 4848
  40. 10776

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