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3-Digit by 1-Digit Multiplication Worksheet

Mental maths lesson 22: Multiply 3-digit by 1-digit, hundreds first · Set 691 · 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. 1.179 × 8 =
  2. 2.511 × 9 =
  3. 3.542 × 7 =
  4. 4.527 × 6 =
  5. 5.922 × 6 =
  6. 6.963 × 4 =
  7. 7.398 × 3 =
  8. 8.947 × 5 =
  9. 9.781 × 3 =
  10. 10.613 × 4 =
  11. 11.839 × 4 =
  12. 12.868 × 7 =
  13. 13.921 × 5 =
  14. 14.142 × 7 =
  15. 15.271 × 6 =
  16. 16.653 × 6 =
  17. 17.233 × 4 =
  18. 18.384 × 9 =
  19. 19.477 × 5 =
  20. 20.423 × 6 =
  21. 21.187 × 6 =
  22. 22.218 × 6 =
  23. 23.904 × 9 =
  24. 24.287 × 8 =
  25. 25.753 × 5 =
  26. 26.888 × 8 =
  27. 27.323 × 6 =
  28. 28.592 × 7 =
  29. 29.276 × 9 =
  30. 30.185 × 7 =
  31. 31.188 × 7 =
  32. 32.543 × 9 =
  33. 33.339 × 7 =
  34. 34.166 × 8 =
  35. 35.922 × 4 =
  36. 36.115 × 3 =
  37. 37.905 × 7 =
  38. 38.777 × 8 =
  39. 39.595 × 5 =
  40. 40.122 × 8 =

Answer key

  1. 1432
  2. 4599
  3. 3794
  4. 3162
  5. 5532
  6. 3852
  7. 1194
  8. 4735
  9. 2343
  10. 2452
  11. 3356
  12. 6076
  13. 4605
  14. 994
  15. 1626
  16. 3918
  17. 932
  18. 3456
  19. 2385
  20. 2538
  21. 1122
  22. 1308
  23. 8136
  24. 2296
  25. 3765
  26. 7104
  27. 1938
  28. 4144
  29. 2484
  30. 1295
  31. 1316
  32. 4887
  33. 2373
  34. 1328
  35. 3688
  36. 345
  37. 6335
  38. 6216
  39. 2975
  40. 976

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