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Multiply by 12 Worksheet

Vedic maths trick 21: Multiply by 12 · Set 421 · 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. 1.529 × 12 =
  2. 2.9839 × 12 =
  3. 3.6187 × 12 =
  4. 4.4968 × 12 =
  5. 5.4971 × 12 =
  6. 6.7442 × 12 =
  7. 7.3330 × 12 =
  8. 8.2024 × 12 =
  9. 9.125 × 12 =
  10. 10.7229 × 12 =
  11. 11.3262 × 12 =
  12. 12.9687 × 12 =
  13. 13.8154 × 12 =
  14. 14.230 × 12 =
  15. 15.8022 × 12 =
  16. 16.5540 × 12 =
  17. 17.6877 × 12 =
  18. 18.2623 × 12 =
  19. 19.4950 × 12 =
  20. 20.6590 × 12 =
  21. 21.454 × 12 =
  22. 22.7161 × 12 =
  23. 23.6621 × 12 =
  24. 24.1499 × 12 =
  25. 25.1292 × 12 =
  26. 26.341 × 12 =
  27. 27.3380 × 12 =
  28. 28.7198 × 12 =
  29. 29.693 × 12 =
  30. 30.619 × 12 =
  31. 31.749 × 12 =
  32. 32.4356 × 12 =
  33. 33.2359 × 12 =
  34. 34.264 × 12 =
  35. 35.9279 × 12 =
  36. 36.4590 × 12 =
  37. 37.7052 × 12 =
  38. 38.6159 × 12 =
  39. 39.2064 × 12 =
  40. 40.1661 × 12 =

Answer key

  1. 6348
  2. 118068
  3. 74244
  4. 59616
  5. 59652
  6. 89304
  7. 39960
  8. 24288
  9. 1500
  10. 86748
  11. 39144
  12. 116244
  13. 97848
  14. 2760
  15. 96264
  16. 66480
  17. 82524
  18. 31476
  19. 59400
  20. 79080
  21. 5448
  22. 85932
  23. 79452
  24. 17988
  25. 15504
  26. 4092
  27. 40560
  28. 86376
  29. 8316
  30. 7428
  31. 8988
  32. 52272
  33. 28308
  34. 3168
  35. 111348
  36. 55080
  37. 84624
  38. 73908
  39. 24768
  40. 19932

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