← 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 375 · 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. 1.121 × 8 =
  2. 2.521 × 8 =
  3. 3.851 × 3 =
  4. 4.692 × 4 =
  5. 5.936 × 9 =
  6. 6.908 × 3 =
  7. 7.968 × 7 =
  8. 8.454 × 5 =
  9. 9.388 × 3 =
  10. 10.248 × 9 =
  11. 11.375 × 3 =
  12. 12.892 × 5 =
  13. 13.541 × 8 =
  14. 14.301 × 6 =
  15. 15.541 × 9 =
  16. 16.885 × 3 =
  17. 17.235 × 9 =
  18. 18.277 × 9 =
  19. 19.489 × 6 =
  20. 20.254 × 8 =
  21. 21.925 × 6 =
  22. 22.477 × 4 =
  23. 23.772 × 8 =
  24. 24.921 × 5 =
  25. 25.264 × 3 =
  26. 26.857 × 3 =
  27. 27.399 × 9 =
  28. 28.272 × 5 =
  29. 29.727 × 9 =
  30. 30.706 × 9 =
  31. 31.282 × 7 =
  32. 32.234 × 7 =
  33. 33.157 × 6 =
  34. 34.732 × 7 =
  35. 35.809 × 7 =
  36. 36.458 × 8 =
  37. 37.294 × 4 =
  38. 38.781 × 3 =
  39. 39.359 × 4 =
  40. 40.318 × 4 =

Answer key

  1. 968
  2. 4168
  3. 2553
  4. 2768
  5. 8424
  6. 2724
  7. 6776
  8. 2270
  9. 1164
  10. 2232
  11. 1125
  12. 4460
  13. 4328
  14. 1806
  15. 4869
  16. 2655
  17. 2115
  18. 2493
  19. 2934
  20. 2032
  21. 5550
  22. 1908
  23. 6176
  24. 4605
  25. 792
  26. 2571
  27. 3591
  28. 1360
  29. 6543
  30. 6354
  31. 1974
  32. 1638
  33. 942
  34. 5124
  35. 5663
  36. 3664
  37. 1176
  38. 2343
  39. 1436
  40. 1272

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