← 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 812 · 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. 1.247 × 6 =
  2. 2.401 × 6 =
  3. 3.743 × 7 =
  4. 4.631 × 8 =
  5. 5.172 × 8 =
  6. 6.697 × 6 =
  7. 7.259 × 9 =
  8. 8.378 × 7 =
  9. 9.233 × 4 =
  10. 10.967 × 3 =
  11. 11.339 × 3 =
  12. 12.838 × 6 =
  13. 13.636 × 5 =
  14. 14.782 × 3 =
  15. 15.329 × 6 =
  16. 16.446 × 6 =
  17. 17.561 × 5 =
  18. 18.671 × 4 =
  19. 19.817 × 4 =
  20. 20.641 × 7 =
  21. 21.933 × 7 =
  22. 22.654 × 4 =
  23. 23.956 × 8 =
  24. 24.738 × 8 =
  25. 25.943 × 5 =
  26. 26.325 × 4 =
  27. 27.244 × 8 =
  28. 28.258 × 9 =
  29. 29.138 × 5 =
  30. 30.631 × 5 =
  31. 31.739 × 8 =
  32. 32.389 × 7 =
  33. 33.979 × 6 =
  34. 34.276 × 7 =
  35. 35.953 × 5 =
  36. 36.637 × 5 =
  37. 37.336 × 4 =
  38. 38.445 × 7 =
  39. 39.718 × 5 =
  40. 40.239 × 4 =

Answer key

  1. 1482
  2. 2406
  3. 5201
  4. 5048
  5. 1376
  6. 4182
  7. 2331
  8. 2646
  9. 932
  10. 2901
  11. 1017
  12. 5028
  13. 3180
  14. 2346
  15. 1974
  16. 2676
  17. 2805
  18. 2684
  19. 3268
  20. 4487
  21. 6531
  22. 2616
  23. 7648
  24. 5904
  25. 4715
  26. 1300
  27. 1952
  28. 2322
  29. 690
  30. 3155
  31. 5912
  32. 2723
  33. 5874
  34. 1932
  35. 4765
  36. 3185
  37. 1344
  38. 3115
  39. 3590
  40. 956

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