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3-Digit by 1-Digit Multiplication Worksheet

Mental maths lesson 22: Multiply 3-digit by 1-digit, hundreds first · Set 177 · 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. 1.686 × 6 =
  2. 2.654 × 8 =
  3. 3.403 × 8 =
  4. 4.301 × 7 =
  5. 5.216 × 7 =
  6. 6.632 × 7 =
  7. 7.842 × 9 =
  8. 8.124 × 7 =
  9. 9.609 × 5 =
  10. 10.189 × 9 =
  11. 11.568 × 4 =
  12. 12.277 × 4 =
  13. 13.351 × 4 =
  14. 14.613 × 5 =
  15. 15.326 × 4 =
  16. 16.952 × 6 =
  17. 17.129 × 7 =
  18. 18.627 × 5 =
  19. 19.421 × 5 =
  20. 20.169 × 4 =
  21. 21.572 × 8 =
  22. 22.114 × 5 =
  23. 23.413 × 4 =
  24. 24.677 × 7 =
  25. 25.424 × 4 =
  26. 26.895 × 4 =
  27. 27.339 × 9 =
  28. 28.271 × 6 =
  29. 29.261 × 3 =
  30. 30.323 × 3 =
  31. 31.432 × 4 =
  32. 32.905 × 3 =
  33. 33.505 × 7 =
  34. 34.934 × 6 =
  35. 35.411 × 8 =
  36. 36.577 × 3 =
  37. 37.683 × 5 =
  38. 38.181 × 9 =
  39. 39.796 × 4 =
  40. 40.685 × 4 =

Answer key

  1. 4116
  2. 5232
  3. 3224
  4. 2107
  5. 1512
  6. 4424
  7. 7578
  8. 868
  9. 3045
  10. 1701
  11. 2272
  12. 1108
  13. 1404
  14. 3065
  15. 1304
  16. 5712
  17. 903
  18. 3135
  19. 2105
  20. 676
  21. 4576
  22. 570
  23. 1652
  24. 4739
  25. 1696
  26. 3580
  27. 3051
  28. 1626
  29. 783
  30. 969
  31. 1728
  32. 2715
  33. 3535
  34. 5604
  35. 3288
  36. 1731
  37. 3415
  38. 1629
  39. 3184
  40. 2740

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