← 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 377 · 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. 1.287 × 4 =
  2. 2.567 × 9 =
  3. 3.743 × 4 =
  4. 4.494 × 8 =
  5. 5.729 × 3 =
  6. 6.364 × 4 =
  7. 7.253 × 4 =
  8. 8.697 × 4 =
  9. 9.453 × 6 =
  10. 10.511 × 3 =
  11. 11.741 × 4 =
  12. 12.411 × 5 =
  13. 13.207 × 3 =
  14. 14.639 × 4 =
  15. 15.315 × 9 =
  16. 16.693 × 8 =
  17. 17.437 × 4 =
  18. 18.708 × 9 =
  19. 19.433 × 5 =
  20. 20.304 × 8 =
  21. 21.158 × 8 =
  22. 22.563 × 7 =
  23. 23.912 × 6 =
  24. 24.182 × 6 =
  25. 25.432 × 3 =
  26. 26.635 × 6 =
  27. 27.163 × 4 =
  28. 28.624 × 7 =
  29. 29.639 × 8 =
  30. 30.206 × 7 =
  31. 31.984 × 5 =
  32. 32.575 × 9 =
  33. 33.643 × 5 =
  34. 34.151 × 5 =
  35. 35.657 × 4 =
  36. 36.247 × 7 =
  37. 37.223 × 9 =
  38. 38.312 × 9 =
  39. 39.684 × 3 =
  40. 40.561 × 8 =

Answer key

  1. 1148
  2. 5103
  3. 2972
  4. 3952
  5. 2187
  6. 1456
  7. 1012
  8. 2788
  9. 2718
  10. 1533
  11. 2964
  12. 2055
  13. 621
  14. 2556
  15. 2835
  16. 5544
  17. 1748
  18. 6372
  19. 2165
  20. 2432
  21. 1264
  22. 3941
  23. 5472
  24. 1092
  25. 1296
  26. 3810
  27. 652
  28. 4368
  29. 5112
  30. 1442
  31. 4920
  32. 5175
  33. 3215
  34. 755
  35. 2628
  36. 1729
  37. 2007
  38. 2808
  39. 2052
  40. 4488

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