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3-Digit by 1-Digit Multiplication Worksheet

Mental maths lesson 22: Multiply 3-digit by 1-digit, hundreds first · Set 282 · 40 questions
TalentJR

How to do it in your head (Biggest part first): Split the 3-digit number into hundreds, tens and ones. Multiply the hundreds and keep that number in your head. Multiply the tens and add, then multiply the ones and add.

NameDateTime takenScore ___ / 40
  1. 1.691 × 6 =
  2. 2.726 × 9 =
  3. 3.872 × 8 =
  4. 4.581 × 5 =
  5. 5.731 × 8 =
  6. 6.625 × 8 =
  7. 7.471 × 9 =
  8. 8.324 × 6 =
  9. 9.658 × 9 =
  10. 10.408 × 6 =
  11. 11.173 × 7 =
  12. 12.469 × 4 =
  13. 13.201 × 4 =
  14. 14.633 × 4 =
  15. 15.336 × 3 =
  16. 16.919 × 6 =
  17. 17.257 × 9 =
  18. 18.441 × 9 =
  19. 19.715 × 7 =
  20. 20.883 × 6 =
  21. 21.364 × 9 =
  22. 22.916 × 6 =
  23. 23.446 × 9 =
  24. 24.965 × 5 =
  25. 25.531 × 9 =
  26. 26.568 × 3 =
  27. 27.801 × 7 =
  28. 28.317 × 7 =
  29. 29.671 × 9 =
  30. 30.525 × 7 =
  31. 31.271 × 3 =
  32. 32.233 × 9 =
  33. 33.681 × 6 =
  34. 34.442 × 3 =
  35. 35.745 × 3 =
  36. 36.329 × 7 =
  37. 37.771 × 7 =
  38. 38.341 × 4 =
  39. 39.589 × 8 =
  40. 40.381 × 8 =

Answer key

  1. 4146
  2. 6534
  3. 6976
  4. 2905
  5. 5848
  6. 5000
  7. 4239
  8. 1944
  9. 5922
  10. 2448
  11. 1211
  12. 1876
  13. 804
  14. 2532
  15. 1008
  16. 5514
  17. 2313
  18. 3969
  19. 5005
  20. 5298
  21. 3276
  22. 5496
  23. 4014
  24. 4825
  25. 4779
  26. 1704
  27. 5607
  28. 2219
  29. 6039
  30. 3675
  31. 813
  32. 2097
  33. 4086
  34. 1326
  35. 2235
  36. 2303
  37. 5397
  38. 1364
  39. 4712
  40. 3048

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