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3-Digit by 1-Digit Multiplication Worksheet

Mental maths lesson 22: Multiply 3-digit by 1-digit, hundreds first · Set 577 · 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. 1.764 × 4 =
  2. 2.616 × 8 =
  3. 3.942 × 7 =
  4. 4.817 × 5 =
  5. 5.145 × 5 =
  6. 6.351 × 3 =
  7. 7.715 × 9 =
  8. 8.418 × 8 =
  9. 9.512 × 7 =
  10. 10.833 × 5 =
  11. 11.334 × 4 =
  12. 12.478 × 6 =
  13. 13.249 × 8 =
  14. 14.746 × 6 =
  15. 15.219 × 4 =
  16. 16.895 × 5 =
  17. 17.887 × 6 =
  18. 18.243 × 3 =
  19. 19.311 × 4 =
  20. 20.965 × 5 =
  21. 21.197 × 8 =
  22. 22.274 × 6 =
  23. 23.806 × 4 =
  24. 24.117 × 6 =
  25. 25.741 × 7 =
  26. 26.771 × 5 =
  27. 27.384 × 4 =
  28. 28.404 × 3 =
  29. 29.806 × 6 =
  30. 30.289 × 7 =
  31. 31.579 × 3 =
  32. 32.296 × 5 =
  33. 33.723 × 7 =
  34. 34.601 × 8 =
  35. 35.235 × 9 =
  36. 36.196 × 8 =
  37. 37.318 × 3 =
  38. 38.953 × 3 =
  39. 39.989 × 4 =
  40. 40.914 × 4 =

Answer key

  1. 3056
  2. 4928
  3. 6594
  4. 4085
  5. 725
  6. 1053
  7. 6435
  8. 3344
  9. 3584
  10. 4165
  11. 1336
  12. 2868
  13. 1992
  14. 4476
  15. 876
  16. 4475
  17. 5322
  18. 729
  19. 1244
  20. 4825
  21. 1576
  22. 1644
  23. 3224
  24. 702
  25. 5187
  26. 3855
  27. 1536
  28. 1212
  29. 4836
  30. 2023
  31. 1737
  32. 1480
  33. 5061
  34. 4808
  35. 2115
  36. 1568
  37. 954
  38. 2859
  39. 3956
  40. 3656

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