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3-Digit by 1-Digit Multiplication Worksheet

Mental maths lesson 22: Multiply 3-digit by 1-digit, hundreds first · Set 277 · 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. 1.453 × 4 =
  2. 2.777 × 3 =
  3. 3.234 × 6 =
  4. 4.516 × 5 =
  5. 5.244 × 9 =
  6. 6.682 × 3 =
  7. 7.425 × 4 =
  8. 8.446 × 7 =
  9. 9.952 × 7 =
  10. 10.958 × 7 =
  11. 11.353 × 4 =
  12. 12.852 × 7 =
  13. 13.605 × 5 =
  14. 14.527 × 6 =
  15. 15.638 × 3 =
  16. 16.311 × 5 =
  17. 17.128 × 5 =
  18. 18.691 × 9 =
  19. 19.596 × 4 =
  20. 20.268 × 3 =
  21. 21.353 × 8 =
  22. 22.471 × 7 =
  23. 23.164 × 3 =
  24. 24.436 × 6 =
  25. 25.753 × 6 =
  26. 26.664 × 8 =
  27. 27.675 × 9 =
  28. 28.505 × 6 =
  29. 29.138 × 7 =
  30. 30.956 × 8 =
  31. 31.925 × 5 =
  32. 32.662 × 4 =
  33. 33.597 × 4 =
  34. 34.905 × 6 =
  35. 35.906 × 5 =
  36. 36.847 × 5 =
  37. 37.401 × 6 =
  38. 38.236 × 8 =
  39. 39.856 × 3 =
  40. 40.926 × 5 =

Answer key

  1. 1812
  2. 2331
  3. 1404
  4. 2580
  5. 2196
  6. 2046
  7. 1700
  8. 3122
  9. 6664
  10. 6706
  11. 1412
  12. 5964
  13. 3025
  14. 3162
  15. 1914
  16. 1555
  17. 640
  18. 6219
  19. 2384
  20. 804
  21. 2824
  22. 3297
  23. 492
  24. 2616
  25. 4518
  26. 5312
  27. 6075
  28. 3030
  29. 966
  30. 7648
  31. 4625
  32. 2648
  33. 2388
  34. 5430
  35. 4530
  36. 4235
  37. 2406
  38. 1888
  39. 2568
  40. 4630

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