← Multiply 3-digit by 1-digit, hundreds first lesson New set →

3-Digit by 1-Digit Multiplication Worksheet

Mental maths lesson 22: Multiply 3-digit by 1-digit, hundreds first · Set 881 · 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. 1.361 × 8 =
  2. 2.874 × 9 =
  3. 3.548 × 5 =
  4. 4.477 × 4 =
  5. 5.564 × 3 =
  6. 6.904 × 9 =
  7. 7.551 × 6 =
  8. 8.803 × 6 =
  9. 9.236 × 3 =
  10. 10.297 × 3 =
  11. 11.836 × 3 =
  12. 12.371 × 5 =
  13. 13.248 × 5 =
  14. 14.198 × 5 =
  15. 15.117 × 3 =
  16. 16.496 × 4 =
  17. 17.726 × 3 =
  18. 18.472 × 9 =
  19. 19.665 × 8 =
  20. 20.866 × 3 =
  21. 21.457 × 3 =
  22. 22.147 × 9 =
  23. 23.157 × 9 =
  24. 24.907 × 7 =
  25. 25.442 × 4 =
  26. 26.565 × 9 =
  27. 27.739 × 4 =
  28. 28.894 × 4 =
  29. 29.676 × 3 =
  30. 30.826 × 9 =
  31. 31.216 × 8 =
  32. 32.872 × 4 =
  33. 33.481 × 7 =
  34. 34.163 × 6 =
  35. 35.171 × 3 =
  36. 36.481 × 6 =
  37. 37.285 × 9 =
  38. 38.382 × 6 =
  39. 39.209 × 6 =
  40. 40.578 × 7 =

Answer key

  1. 2888
  2. 7866
  3. 2740
  4. 1908
  5. 1692
  6. 8136
  7. 3306
  8. 4818
  9. 708
  10. 891
  11. 2508
  12. 1855
  13. 1240
  14. 990
  15. 351
  16. 1984
  17. 2178
  18. 4248
  19. 5320
  20. 2598
  21. 1371
  22. 1323
  23. 1413
  24. 6349
  25. 1768
  26. 5085
  27. 2956
  28. 3576
  29. 2028
  30. 7434
  31. 1728
  32. 3488
  33. 3367
  34. 978
  35. 513
  36. 2886
  37. 2565
  38. 2292
  39. 1254
  40. 4046

Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths