← 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 802 · 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. 1.379 × 7 =
  2. 2.673 × 8 =
  3. 3.918 × 5 =
  4. 4.719 × 7 =
  5. 5.779 × 7 =
  6. 6.971 × 4 =
  7. 7.505 × 7 =
  8. 8.174 × 4 =
  9. 9.583 × 6 =
  10. 10.232 × 5 =
  11. 11.338 × 6 =
  12. 12.604 × 6 =
  13. 13.197 × 9 =
  14. 14.354 × 6 =
  15. 15.301 × 4 =
  16. 16.133 × 7 =
  17. 17.739 × 3 =
  18. 18.295 × 4 =
  19. 19.813 × 6 =
  20. 20.652 × 4 =
  21. 21.849 × 5 =
  22. 22.777 × 4 =
  23. 23.152 × 5 =
  24. 24.915 × 3 =
  25. 25.147 × 9 =
  26. 26.875 × 9 =
  27. 27.588 × 6 =
  28. 28.251 × 3 =
  29. 29.249 × 9 =
  30. 30.171 × 8 =
  31. 31.531 × 3 =
  32. 32.377 × 9 =
  33. 33.291 × 5 =
  34. 34.918 × 3 =
  35. 35.891 × 4 =
  36. 36.481 × 8 =
  37. 37.212 × 5 =
  38. 38.469 × 8 =
  39. 39.453 × 7 =
  40. 40.377 × 4 =

Answer key

  1. 2653
  2. 5384
  3. 4590
  4. 5033
  5. 5453
  6. 3884
  7. 3535
  8. 696
  9. 3498
  10. 1160
  11. 2028
  12. 3624
  13. 1773
  14. 2124
  15. 1204
  16. 931
  17. 2217
  18. 1180
  19. 4878
  20. 2608
  21. 4245
  22. 3108
  23. 760
  24. 2745
  25. 1323
  26. 7875
  27. 3528
  28. 753
  29. 2241
  30. 1368
  31. 1593
  32. 3393
  33. 1455
  34. 2754
  35. 3564
  36. 3848
  37. 1060
  38. 3752
  39. 3171
  40. 1508

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