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3-Digit by 1-Digit Multiplication Worksheet

Mental maths lesson 22: Multiply 3-digit by 1-digit, hundreds first · Set 414 · 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. 2.723 × 7 =
  3. 3.112 × 3 =
  4. 4.955 × 3 =
  5. 5.659 × 5 =
  6. 6.775 × 4 =
  7. 7.853 × 9 =
  8. 8.912 × 4 =
  9. 9.728 × 4 =
  10. 10.327 × 5 =
  11. 11.688 × 4 =
  12. 12.956 × 3 =
  13. 13.327 × 3 =
  14. 14.622 × 9 =
  15. 15.169 × 3 =
  16. 16.332 × 3 =
  17. 17.732 × 5 =
  18. 18.772 × 7 =
  19. 19.182 × 8 =
  20. 20.184 × 6 =
  21. 21.508 × 8 =
  22. 22.218 × 6 =
  23. 23.841 × 5 =
  24. 24.342 × 7 =
  25. 25.224 × 5 =
  26. 26.832 × 6 =
  27. 27.953 × 7 =
  28. 28.452 × 4 =
  29. 29.432 × 7 =
  30. 30.197 × 9 =
  31. 31.798 × 3 =
  32. 32.187 × 5 =
  33. 33.554 × 9 =
  34. 34.731 × 8 =
  35. 35.722 × 6 =
  36. 36.873 × 7 =
  37. 37.767 × 4 =
  38. 38.161 × 3 =
  39. 39.908 × 4 =
  40. 40.664 × 4 =

Answer key

  1. 8442
  2. 5061
  3. 336
  4. 2865
  5. 3295
  6. 3100
  7. 7677
  8. 3648
  9. 2912
  10. 1635
  11. 2752
  12. 2868
  13. 981
  14. 5598
  15. 507
  16. 996
  17. 3660
  18. 5404
  19. 1456
  20. 1104
  21. 4064
  22. 1308
  23. 4205
  24. 2394
  25. 1120
  26. 4992
  27. 6671
  28. 1808
  29. 3024
  30. 1773
  31. 2394
  32. 935
  33. 4986
  34. 5848
  35. 4332
  36. 6111
  37. 3068
  38. 483
  39. 3632
  40. 2656

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