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3-Digit by 1-Digit Multiplication Worksheet

Mental maths lesson 22: Multiply 3-digit by 1-digit, hundreds first · Set 963 · 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. 1.692 × 6 =
  2. 2.413 × 8 =
  3. 3.764 × 6 =
  4. 4.856 × 9 =
  5. 5.838 × 5 =
  6. 6.686 × 4 =
  7. 7.237 × 3 =
  8. 8.323 × 6 =
  9. 9.612 × 3 =
  10. 10.319 × 9 =
  11. 11.324 × 5 =
  12. 12.591 × 8 =
  13. 13.413 × 5 =
  14. 14.387 × 9 =
  15. 15.344 × 8 =
  16. 16.581 × 7 =
  17. 17.298 × 4 =
  18. 18.467 × 6 =
  19. 19.417 × 5 =
  20. 20.493 × 8 =
  21. 21.479 × 4 =
  22. 22.744 × 9 =
  23. 23.428 × 7 =
  24. 24.211 × 5 =
  25. 25.186 × 6 =
  26. 26.849 × 8 =
  27. 27.349 × 9 =
  28. 28.511 × 8 =
  29. 29.741 × 9 =
  30. 30.158 × 4 =
  31. 31.199 × 5 =
  32. 32.522 × 3 =
  33. 33.917 × 7 =
  34. 34.442 × 5 =
  35. 35.791 × 4 =
  36. 36.442 × 6 =
  37. 37.981 × 9 =
  38. 38.971 × 7 =
  39. 39.509 × 5 =
  40. 40.985 × 7 =

Answer key

  1. 4152
  2. 3304
  3. 4584
  4. 7704
  5. 4190
  6. 2744
  7. 711
  8. 1938
  9. 1836
  10. 2871
  11. 1620
  12. 4728
  13. 2065
  14. 3483
  15. 2752
  16. 4067
  17. 1192
  18. 2802
  19. 2085
  20. 3944
  21. 1916
  22. 6696
  23. 2996
  24. 1055
  25. 1116
  26. 6792
  27. 3141
  28. 4088
  29. 6669
  30. 632
  31. 995
  32. 1566
  33. 6419
  34. 2210
  35. 3164
  36. 2652
  37. 8829
  38. 6797
  39. 2545
  40. 6895

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