← 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 597 · 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. 1.584 × 5 =
  2. 2.239 × 9 =
  3. 3.305 × 4 =
  4. 4.901 × 3 =
  5. 5.515 × 8 =
  6. 6.916 × 3 =
  7. 7.792 × 9 =
  8. 8.607 × 5 =
  9. 9.453 × 6 =
  10. 10.683 × 7 =
  11. 11.195 × 6 =
  12. 12.906 × 3 =
  13. 13.845 × 7 =
  14. 14.292 × 5 =
  15. 15.899 × 8 =
  16. 16.796 × 5 =
  17. 17.132 × 8 =
  18. 18.656 × 3 =
  19. 19.972 × 6 =
  20. 20.634 × 9 =
  21. 21.945 × 5 =
  22. 22.693 × 6 =
  23. 23.986 × 5 =
  24. 24.493 × 7 =
  25. 25.131 × 5 =
  26. 26.332 × 4 =
  27. 27.555 × 6 =
  28. 28.652 × 3 =
  29. 29.894 × 8 =
  30. 30.414 × 7 =
  31. 31.806 × 5 =
  32. 32.855 × 5 =
  33. 33.343 × 8 =
  34. 34.817 × 5 =
  35. 35.732 × 9 =
  36. 36.621 × 9 =
  37. 37.197 × 4 =
  38. 38.512 × 4 =
  39. 39.596 × 3 =
  40. 40.937 × 5 =

Answer key

  1. 2920
  2. 2151
  3. 1220
  4. 2703
  5. 4120
  6. 2748
  7. 7128
  8. 3035
  9. 2718
  10. 4781
  11. 1170
  12. 2718
  13. 5915
  14. 1460
  15. 7192
  16. 3980
  17. 1056
  18. 1968
  19. 5832
  20. 5706
  21. 4725
  22. 4158
  23. 4930
  24. 3451
  25. 655
  26. 1328
  27. 3330
  28. 1956
  29. 7152
  30. 2898
  31. 4030
  32. 4275
  33. 2744
  34. 4085
  35. 6588
  36. 5589
  37. 788
  38. 2048
  39. 1788
  40. 4685

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