← 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 125 · 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. 1.747 × 7 =
  2. 2.421 × 3 =
  3. 3.621 × 9 =
  4. 4.871 × 4 =
  5. 5.901 × 8 =
  6. 6.747 × 5 =
  7. 7.527 × 8 =
  8. 8.911 × 7 =
  9. 9.318 × 4 =
  10. 10.163 × 4 =
  11. 11.939 × 9 =
  12. 12.199 × 6 =
  13. 13.732 × 4 =
  14. 14.597 × 5 =
  15. 15.278 × 9 =
  16. 16.532 × 5 =
  17. 17.682 × 3 =
  18. 18.799 × 9 =
  19. 19.191 × 7 =
  20. 20.605 × 6 =
  21. 21.927 × 9 =
  22. 22.849 × 8 =
  23. 23.337 × 8 =
  24. 24.158 × 9 =
  25. 25.516 × 4 =
  26. 26.687 × 9 =
  27. 27.859 × 9 =
  28. 28.139 × 4 =
  29. 29.797 × 7 =
  30. 30.755 × 3 =
  31. 31.792 × 3 =
  32. 32.632 × 9 =
  33. 33.816 × 6 =
  34. 34.414 × 5 =
  35. 35.147 × 7 =
  36. 36.296 × 7 =
  37. 37.732 × 3 =
  38. 38.144 × 4 =
  39. 39.327 × 3 =
  40. 40.134 × 5 =

Answer key

  1. 5229
  2. 1263
  3. 5589
  4. 3484
  5. 7208
  6. 3735
  7. 4216
  8. 6377
  9. 1272
  10. 652
  11. 8451
  12. 1194
  13. 2928
  14. 2985
  15. 2502
  16. 2660
  17. 2046
  18. 7191
  19. 1337
  20. 3630
  21. 8343
  22. 6792
  23. 2696
  24. 1422
  25. 2064
  26. 6183
  27. 7731
  28. 556
  29. 5579
  30. 2265
  31. 2376
  32. 5688
  33. 4896
  34. 2070
  35. 1029
  36. 2072
  37. 2196
  38. 576
  39. 981
  40. 670

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