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3-Digit by 1-Digit Multiplication Worksheet

Mental maths lesson 22: Multiply 3-digit by 1-digit, hundreds first · Set 302 · 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. 1.778 × 6 =
  2. 2.677 × 9 =
  3. 3.729 × 5 =
  4. 4.407 × 6 =
  5. 5.792 × 6 =
  6. 6.596 × 3 =
  7. 7.494 × 7 =
  8. 8.511 × 5 =
  9. 9.386 × 7 =
  10. 10.729 × 9 =
  11. 11.839 × 3 =
  12. 12.206 × 8 =
  13. 13.719 × 7 =
  14. 14.964 × 5 =
  15. 15.621 × 3 =
  16. 16.155 × 7 =
  17. 17.851 × 7 =
  18. 18.977 × 3 =
  19. 19.981 × 9 =
  20. 20.261 × 8 =
  21. 21.342 × 6 =
  22. 22.968 × 5 =
  23. 23.481 × 6 =
  24. 24.915 × 5 =
  25. 25.181 × 6 =
  26. 26.713 × 9 =
  27. 27.521 × 4 =
  28. 28.605 × 4 =
  29. 29.351 × 6 =
  30. 30.595 × 3 =
  31. 31.155 × 3 =
  32. 32.446 × 3 =
  33. 33.273 × 4 =
  34. 34.742 × 7 =
  35. 35.982 × 3 =
  36. 36.777 × 8 =
  37. 37.793 × 7 =
  38. 38.649 × 8 =
  39. 39.442 × 5 =
  40. 40.834 × 7 =

Answer key

  1. 4668
  2. 6093
  3. 3645
  4. 2442
  5. 4752
  6. 1788
  7. 3458
  8. 2555
  9. 2702
  10. 6561
  11. 2517
  12. 1648
  13. 5033
  14. 4820
  15. 1863
  16. 1085
  17. 5957
  18. 2931
  19. 8829
  20. 2088
  21. 2052
  22. 4840
  23. 2886
  24. 4575
  25. 1086
  26. 6417
  27. 2084
  28. 2420
  29. 2106
  30. 1785
  31. 465
  32. 1338
  33. 1092
  34. 5194
  35. 2946
  36. 6216
  37. 5551
  38. 5192
  39. 2210
  40. 5838

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