← 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 189 · 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. 1.385 × 7 =
  2. 2.327 × 4 =
  3. 3.507 × 8 =
  4. 4.711 × 4 =
  5. 5.931 × 7 =
  6. 6.891 × 5 =
  7. 7.692 × 9 =
  8. 8.754 × 5 =
  9. 9.371 × 8 =
  10. 10.135 × 8 =
  11. 11.288 × 9 =
  12. 12.791 × 9 =
  13. 13.573 × 6 =
  14. 14.215 × 6 =
  15. 15.453 × 3 =
  16. 16.394 × 6 =
  17. 17.513 × 9 =
  18. 18.831 × 5 =
  19. 19.569 × 8 =
  20. 20.237 × 9 =
  21. 21.905 × 7 =
  22. 22.936 × 3 =
  23. 23.825 × 8 =
  24. 24.837 × 4 =
  25. 25.457 × 4 =
  26. 26.175 × 3 =
  27. 27.751 × 9 =
  28. 28.867 × 5 =
  29. 29.684 × 6 =
  30. 30.418 × 4 =
  31. 31.595 × 9 =
  32. 32.411 × 6 =
  33. 33.723 × 9 =
  34. 34.564 × 8 =
  35. 35.435 × 3 =
  36. 36.538 × 9 =
  37. 37.447 × 6 =
  38. 38.899 × 8 =
  39. 39.226 × 4 =
  40. 40.358 × 4 =

Answer key

  1. 2695
  2. 1308
  3. 4056
  4. 2844
  5. 6517
  6. 4455
  7. 6228
  8. 3770
  9. 2968
  10. 1080
  11. 2592
  12. 7119
  13. 3438
  14. 1290
  15. 1359
  16. 2364
  17. 4617
  18. 4155
  19. 4552
  20. 2133
  21. 6335
  22. 2808
  23. 6600
  24. 3348
  25. 1828
  26. 525
  27. 6759
  28. 4335
  29. 4104
  30. 1672
  31. 5355
  32. 2466
  33. 6507
  34. 4512
  35. 1305
  36. 4842
  37. 2682
  38. 7192
  39. 904
  40. 1432

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