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3-Digit by 1-Digit Multiplication Worksheet

Mental maths lesson 22: Multiply 3-digit by 1-digit, hundreds first · Set 446 · 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. 1.482 × 6 =
  2. 2.198 × 4 =
  3. 3.801 × 3 =
  4. 4.139 × 3 =
  5. 5.539 × 7 =
  6. 6.621 × 4 =
  7. 7.853 × 7 =
  8. 8.623 × 7 =
  9. 9.221 × 3 =
  10. 10.908 × 7 =
  11. 11.317 × 9 =
  12. 12.329 × 7 =
  13. 13.211 × 6 =
  14. 14.567 × 9 =
  15. 15.771 × 5 =
  16. 16.384 × 6 =
  17. 17.921 × 5 =
  18. 18.521 × 3 =
  19. 19.921 × 6 =
  20. 20.767 × 3 =
  21. 21.124 × 4 =
  22. 22.961 × 3 =
  23. 23.379 × 4 =
  24. 24.969 × 3 =
  25. 25.321 × 5 =
  26. 26.626 × 4 =
  27. 27.118 × 7 =
  28. 28.573 × 6 =
  29. 29.403 × 8 =
  30. 30.264 × 4 =
  31. 31.438 × 3 =
  32. 32.121 × 3 =
  33. 33.278 × 6 =
  34. 34.848 × 4 =
  35. 35.782 × 4 =
  36. 36.663 × 4 =
  37. 37.532 × 9 =
  38. 38.711 × 5 =
  39. 39.901 × 3 =
  40. 40.916 × 8 =

Answer key

  1. 2892
  2. 792
  3. 2403
  4. 417
  5. 3773
  6. 2484
  7. 5971
  8. 4361
  9. 663
  10. 6356
  11. 2853
  12. 2303
  13. 1266
  14. 5103
  15. 3855
  16. 2304
  17. 4605
  18. 1563
  19. 5526
  20. 2301
  21. 496
  22. 2883
  23. 1516
  24. 2907
  25. 1605
  26. 2504
  27. 826
  28. 3438
  29. 3224
  30. 1056
  31. 1314
  32. 363
  33. 1668
  34. 3392
  35. 3128
  36. 2652
  37. 4788
  38. 3555
  39. 2703
  40. 7328

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