← 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 513 · 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. 1.179 × 6 =
  2. 2.804 × 5 =
  3. 3.414 × 5 =
  4. 4.532 × 6 =
  5. 5.942 × 4 =
  6. 6.345 × 3 =
  7. 7.289 × 6 =
  8. 8.427 × 3 =
  9. 9.789 × 3 =
  10. 10.811 × 6 =
  11. 11.206 × 4 =
  12. 12.412 × 9 =
  13. 13.364 × 6 =
  14. 14.587 × 7 =
  15. 15.854 × 8 =
  16. 16.189 × 9 =
  17. 17.188 × 3 =
  18. 18.288 × 6 =
  19. 19.736 × 3 =
  20. 20.951 × 5 =
  21. 21.731 × 8 =
  22. 22.461 × 9 =
  23. 23.823 × 4 =
  24. 24.964 × 3 =
  25. 25.944 × 5 =
  26. 26.935 × 9 =
  27. 27.221 × 3 =
  28. 28.781 × 8 =
  29. 29.302 × 4 =
  30. 30.863 × 3 =
  31. 31.149 × 7 =
  32. 32.758 × 5 =
  33. 33.395 × 9 =
  34. 34.341 × 3 =
  35. 35.605 × 6 =
  36. 36.333 × 3 =
  37. 37.925 × 7 =
  38. 38.645 × 7 =
  39. 39.327 × 9 =
  40. 40.464 × 3 =

Answer key

  1. 1074
  2. 4020
  3. 2070
  4. 3192
  5. 3768
  6. 1035
  7. 1734
  8. 1281
  9. 2367
  10. 4866
  11. 824
  12. 3708
  13. 2184
  14. 4109
  15. 6832
  16. 1701
  17. 564
  18. 1728
  19. 2208
  20. 4755
  21. 5848
  22. 4149
  23. 3292
  24. 2892
  25. 4720
  26. 8415
  27. 663
  28. 6248
  29. 1208
  30. 2589
  31. 1043
  32. 3790
  33. 3555
  34. 1023
  35. 3630
  36. 999
  37. 6475
  38. 4515
  39. 2943
  40. 1392

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