← 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 311 · 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. 1.665 × 4 =
  2. 2.454 × 7 =
  3. 3.939 × 8 =
  4. 4.906 × 9 =
  5. 5.366 × 6 =
  6. 6.926 × 5 =
  7. 7.645 × 8 =
  8. 8.477 × 3 =
  9. 9.138 × 8 =
  10. 10.166 × 4 =
  11. 11.148 × 4 =
  12. 12.271 × 3 =
  13. 13.686 × 5 =
  14. 14.199 × 5 =
  15. 15.246 × 4 =
  16. 16.294 × 3 =
  17. 17.811 × 6 =
  18. 18.247 × 3 =
  19. 19.184 × 9 =
  20. 20.921 × 5 =
  21. 21.922 × 9 =
  22. 22.226 × 7 =
  23. 23.614 × 7 =
  24. 24.891 × 8 =
  25. 25.304 × 9 =
  26. 26.852 × 4 =
  27. 27.244 × 3 =
  28. 28.181 × 3 =
  29. 29.115 × 9 =
  30. 30.576 × 8 =
  31. 31.457 × 4 =
  32. 32.134 × 4 =
  33. 33.948 × 3 =
  34. 34.612 × 3 =
  35. 35.333 × 9 =
  36. 36.916 × 9 =
  37. 37.424 × 6 =
  38. 38.567 × 7 =
  39. 39.231 × 8 =
  40. 40.595 × 3 =

Answer key

  1. 2660
  2. 3178
  3. 7512
  4. 8154
  5. 2196
  6. 4630
  7. 5160
  8. 1431
  9. 1104
  10. 664
  11. 592
  12. 813
  13. 3430
  14. 995
  15. 984
  16. 882
  17. 4866
  18. 741
  19. 1656
  20. 4605
  21. 8298
  22. 1582
  23. 4298
  24. 7128
  25. 2736
  26. 3408
  27. 732
  28. 543
  29. 1035
  30. 4608
  31. 1828
  32. 536
  33. 2844
  34. 1836
  35. 2997
  36. 8244
  37. 2544
  38. 3969
  39. 1848
  40. 1785

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