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3-Digit by 1-Digit Multiplication Worksheet

Mental maths lesson 22: Multiply 3-digit by 1-digit, hundreds first · Set 586 · 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. 1.938 × 9 =
  2. 2.719 × 5 =
  3. 3.968 × 8 =
  4. 4.144 × 6 =
  5. 5.861 × 4 =
  6. 6.128 × 3 =
  7. 7.873 × 7 =
  8. 8.661 × 4 =
  9. 9.901 × 5 =
  10. 10.363 × 6 =
  11. 11.926 × 8 =
  12. 12.238 × 9 =
  13. 13.755 × 9 =
  14. 14.391 × 6 =
  15. 15.921 × 4 =
  16. 16.741 × 5 =
  17. 17.724 × 7 =
  18. 18.787 × 8 =
  19. 19.622 × 5 =
  20. 20.436 × 6 =
  21. 21.517 × 5 =
  22. 22.189 × 7 =
  23. 23.737 × 4 =
  24. 24.874 × 9 =
  25. 25.221 × 5 =
  26. 26.197 × 3 =
  27. 27.188 × 4 =
  28. 28.406 × 8 =
  29. 29.419 × 4 =
  30. 30.563 × 9 =
  31. 31.782 × 7 =
  32. 32.252 × 3 =
  33. 33.722 × 3 =
  34. 34.216 × 3 =
  35. 35.472 × 8 =
  36. 36.243 × 7 =
  37. 37.619 × 3 =
  38. 38.861 × 6 =
  39. 39.811 × 7 =
  40. 40.816 × 5 =

Answer key

  1. 8442
  2. 3595
  3. 7744
  4. 864
  5. 3444
  6. 384
  7. 6111
  8. 2644
  9. 4505
  10. 2178
  11. 7408
  12. 2142
  13. 6795
  14. 2346
  15. 3684
  16. 3705
  17. 5068
  18. 6296
  19. 3110
  20. 2616
  21. 2585
  22. 1323
  23. 2948
  24. 7866
  25. 1105
  26. 591
  27. 752
  28. 3248
  29. 1676
  30. 5067
  31. 5474
  32. 756
  33. 2166
  34. 648
  35. 3776
  36. 1701
  37. 1857
  38. 5166
  39. 5677
  40. 4080

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