← 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 370 · 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. 1.258 × 8 =
  2. 2.375 × 4 =
  3. 3.708 × 6 =
  4. 4.491 × 4 =
  5. 5.408 × 3 =
  6. 6.403 × 6 =
  7. 7.317 × 3 =
  8. 8.778 × 7 =
  9. 9.285 × 5 =
  10. 10.677 × 7 =
  11. 11.244 × 9 =
  12. 12.255 × 7 =
  13. 13.696 × 3 =
  14. 14.453 × 8 =
  15. 15.189 × 5 =
  16. 16.935 × 9 =
  17. 17.766 × 4 =
  18. 18.553 × 7 =
  19. 19.623 × 7 =
  20. 20.141 × 8 =
  21. 21.421 × 7 =
  22. 22.294 × 3 =
  23. 23.933 × 6 =
  24. 24.826 × 8 =
  25. 25.714 × 6 =
  26. 26.297 × 8 =
  27. 27.124 × 4 =
  28. 28.321 × 9 =
  29. 29.289 × 8 =
  30. 30.369 × 5 =
  31. 31.656 × 5 =
  32. 32.654 × 3 =
  33. 33.362 × 6 =
  34. 34.687 × 6 =
  35. 35.819 × 7 =
  36. 36.321 × 6 =
  37. 37.652 × 8 =
  38. 38.811 × 9 =
  39. 39.972 × 6 =
  40. 40.431 × 7 =

Answer key

  1. 2064
  2. 1500
  3. 4248
  4. 1964
  5. 1224
  6. 2418
  7. 951
  8. 5446
  9. 1425
  10. 4739
  11. 2196
  12. 1785
  13. 2088
  14. 3624
  15. 945
  16. 8415
  17. 3064
  18. 3871
  19. 4361
  20. 1128
  21. 2947
  22. 882
  23. 5598
  24. 6608
  25. 4284
  26. 2376
  27. 496
  28. 2889
  29. 2312
  30. 1845
  31. 3280
  32. 1962
  33. 2172
  34. 4122
  35. 5733
  36. 1926
  37. 5216
  38. 7299
  39. 5832
  40. 3017

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