← 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 470 · 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. 1.573 × 5 =
  2. 2.223 × 6 =
  3. 3.331 × 8 =
  4. 4.326 × 8 =
  5. 5.241 × 9 =
  6. 6.209 × 7 =
  7. 7.734 × 5 =
  8. 8.826 × 4 =
  9. 9.232 × 8 =
  10. 10.249 × 3 =
  11. 11.602 × 3 =
  12. 12.816 × 6 =
  13. 13.819 × 3 =
  14. 14.966 × 3 =
  15. 15.387 × 3 =
  16. 16.841 × 9 =
  17. 17.631 × 3 =
  18. 18.624 × 3 =
  19. 19.646 × 3 =
  20. 20.471 × 3 =
  21. 21.533 × 8 =
  22. 22.703 × 3 =
  23. 23.807 × 8 =
  24. 24.161 × 8 =
  25. 25.728 × 3 =
  26. 26.124 × 6 =
  27. 27.708 × 7 =
  28. 28.379 × 6 =
  29. 29.214 × 7 =
  30. 30.373 × 7 =
  31. 31.789 × 6 =
  32. 32.881 × 9 =
  33. 33.121 × 6 =
  34. 34.169 × 4 =
  35. 35.214 × 4 =
  36. 36.392 × 8 =
  37. 37.531 × 8 =
  38. 38.974 × 7 =
  39. 39.275 × 7 =
  40. 40.657 × 8 =

Answer key

  1. 2865
  2. 1338
  3. 2648
  4. 2608
  5. 2169
  6. 1463
  7. 3670
  8. 3304
  9. 1856
  10. 747
  11. 1806
  12. 4896
  13. 2457
  14. 2898
  15. 1161
  16. 7569
  17. 1893
  18. 1872
  19. 1938
  20. 1413
  21. 4264
  22. 2109
  23. 6456
  24. 1288
  25. 2184
  26. 744
  27. 4956
  28. 2274
  29. 1498
  30. 2611
  31. 4734
  32. 7929
  33. 726
  34. 676
  35. 856
  36. 3136
  37. 4248
  38. 6818
  39. 1925
  40. 5256

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