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3-Digit by 1-Digit Multiplication Worksheet

Mental maths lesson 22: Multiply 3-digit by 1-digit, hundreds first · Set 981 · 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. 1.196 × 5 =
  2. 2.208 × 4 =
  3. 3.167 × 7 =
  4. 4.703 × 3 =
  5. 5.404 × 9 =
  6. 6.871 × 3 =
  7. 7.705 × 6 =
  8. 8.297 × 9 =
  9. 9.813 × 6 =
  10. 10.791 × 6 =
  11. 11.415 × 7 =
  12. 12.581 × 3 =
  13. 13.318 × 6 =
  14. 14.289 × 9 =
  15. 15.697 × 9 =
  16. 16.281 × 6 =
  17. 17.196 × 6 =
  18. 18.361 × 8 =
  19. 19.288 × 6 =
  20. 20.187 × 8 =
  21. 21.137 × 9 =
  22. 22.367 × 8 =
  23. 23.669 × 3 =
  24. 24.571 × 3 =
  25. 25.546 × 4 =
  26. 26.413 × 8 =
  27. 27.436 × 6 =
  28. 28.311 × 8 =
  29. 29.511 × 3 =
  30. 30.891 × 4 =
  31. 31.229 × 7 =
  32. 32.808 × 5 =
  33. 33.186 × 4 =
  34. 34.794 × 3 =
  35. 35.365 × 9 =
  36. 36.141 × 8 =
  37. 37.638 × 7 =
  38. 38.474 × 4 =
  39. 39.561 × 5 =
  40. 40.921 × 6 =

Answer key

  1. 980
  2. 832
  3. 1169
  4. 2109
  5. 3636
  6. 2613
  7. 4230
  8. 2673
  9. 4878
  10. 4746
  11. 2905
  12. 1743
  13. 1908
  14. 2601
  15. 6273
  16. 1686
  17. 1176
  18. 2888
  19. 1728
  20. 1496
  21. 1233
  22. 2936
  23. 2007
  24. 1713
  25. 2184
  26. 3304
  27. 2616
  28. 2488
  29. 1533
  30. 3564
  31. 1603
  32. 4040
  33. 744
  34. 2382
  35. 3285
  36. 1128
  37. 4466
  38. 1896
  39. 2805
  40. 5526

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