← 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 217 · 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. 1.939 × 3 =
  2. 2.638 × 8 =
  3. 3.702 × 7 =
  4. 4.967 × 3 =
  5. 5.201 × 4 =
  6. 6.791 × 6 =
  7. 7.848 × 9 =
  8. 8.324 × 8 =
  9. 9.973 × 7 =
  10. 10.915 × 9 =
  11. 11.304 × 8 =
  12. 12.434 × 4 =
  13. 13.487 × 3 =
  14. 14.311 × 6 =
  15. 15.621 × 8 =
  16. 16.284 × 3 =
  17. 17.201 × 7 =
  18. 18.698 × 4 =
  19. 19.769 × 7 =
  20. 20.902 × 4 =
  21. 21.466 × 9 =
  22. 22.416 × 4 =
  23. 23.555 × 7 =
  24. 24.163 × 6 =
  25. 25.869 × 5 =
  26. 26.402 × 3 =
  27. 27.711 × 7 =
  28. 28.259 × 9 =
  29. 29.354 × 6 =
  30. 30.423 × 9 =
  31. 31.561 × 6 =
  32. 32.372 × 3 =
  33. 33.894 × 8 =
  34. 34.597 × 7 =
  35. 35.284 × 4 =
  36. 36.984 × 4 =
  37. 37.781 × 3 =
  38. 38.596 × 3 =
  39. 39.575 × 5 =
  40. 40.564 × 6 =

Answer key

  1. 2817
  2. 5104
  3. 4914
  4. 2901
  5. 804
  6. 4746
  7. 7632
  8. 2592
  9. 6811
  10. 8235
  11. 2432
  12. 1736
  13. 1461
  14. 1866
  15. 4968
  16. 852
  17. 1407
  18. 2792
  19. 5383
  20. 3608
  21. 4194
  22. 1664
  23. 3885
  24. 978
  25. 4345
  26. 1206
  27. 4977
  28. 2331
  29. 2124
  30. 3807
  31. 3366
  32. 1116
  33. 7152
  34. 4179
  35. 1136
  36. 3936
  37. 2343
  38. 1788
  39. 2875
  40. 3384

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