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3-Digit by 1-Digit Multiplication Worksheet

Mental maths lesson 22: Multiply 3-digit by 1-digit, hundreds first · Set 682 · 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. 1.181 × 5 =
  2. 2.962 × 8 =
  3. 3.884 × 5 =
  4. 4.958 × 5 =
  5. 5.113 × 3 =
  6. 6.861 × 6 =
  7. 7.795 × 5 =
  8. 8.974 × 9 =
  9. 9.272 × 5 =
  10. 10.568 × 5 =
  11. 11.922 × 6 =
  12. 12.774 × 8 =
  13. 13.666 × 5 =
  14. 14.487 × 7 =
  15. 15.176 × 3 =
  16. 16.532 × 4 =
  17. 17.979 × 3 =
  18. 18.626 × 3 =
  19. 19.562 × 3 =
  20. 20.166 × 4 =
  21. 21.771 × 8 =
  22. 22.181 × 4 =
  23. 23.372 × 5 =
  24. 24.261 × 9 =
  25. 25.348 × 6 =
  26. 26.154 × 9 =
  27. 27.401 × 9 =
  28. 28.219 × 7 =
  29. 29.347 × 6 =
  30. 30.783 × 6 =
  31. 31.297 × 5 =
  32. 32.943 × 3 =
  33. 33.371 × 5 =
  34. 34.589 × 6 =
  35. 35.504 × 4 =
  36. 36.971 × 9 =
  37. 37.261 × 7 =
  38. 38.686 × 6 =
  39. 39.184 × 9 =
  40. 40.537 × 3 =

Answer key

  1. 905
  2. 7696
  3. 4420
  4. 4790
  5. 339
  6. 5166
  7. 3975
  8. 8766
  9. 1360
  10. 2840
  11. 5532
  12. 6192
  13. 3330
  14. 3409
  15. 528
  16. 2128
  17. 2937
  18. 1878
  19. 1686
  20. 664
  21. 6168
  22. 724
  23. 1860
  24. 2349
  25. 2088
  26. 1386
  27. 3609
  28. 1533
  29. 2082
  30. 4698
  31. 1485
  32. 2829
  33. 1855
  34. 3534
  35. 2016
  36. 8739
  37. 1827
  38. 4116
  39. 1656
  40. 1611

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