← 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 220 · 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. 1.346 × 7 =
  2. 2.771 × 3 =
  3. 3.968 × 6 =
  4. 4.184 × 3 =
  5. 5.708 × 5 =
  6. 6.688 × 5 =
  7. 7.903 × 7 =
  8. 8.863 × 4 =
  9. 9.296 × 3 =
  10. 10.166 × 3 =
  11. 11.721 × 6 =
  12. 12.581 × 4 =
  13. 13.641 × 3 =
  14. 14.602 × 5 =
  15. 15.363 × 9 =
  16. 16.784 × 9 =
  17. 17.911 × 3 =
  18. 18.263 × 4 =
  19. 19.389 × 6 =
  20. 20.651 × 7 =
  21. 21.211 × 6 =
  22. 22.961 × 4 =
  23. 23.488 × 4 =
  24. 24.517 × 7 =
  25. 25.801 × 5 =
  26. 26.708 × 9 =
  27. 27.418 × 4 =
  28. 28.541 × 5 =
  29. 29.432 × 4 =
  30. 30.217 × 7 =
  31. 31.823 × 3 =
  32. 32.814 × 5 =
  33. 33.837 × 4 =
  34. 34.455 × 4 =
  35. 35.664 × 9 =
  36. 36.549 × 6 =
  37. 37.903 × 6 =
  38. 38.704 × 7 =
  39. 39.202 × 4 =
  40. 40.328 × 5 =

Answer key

  1. 2422
  2. 2313
  3. 5808
  4. 552
  5. 3540
  6. 3440
  7. 6321
  8. 3452
  9. 888
  10. 498
  11. 4326
  12. 2324
  13. 1923
  14. 3010
  15. 3267
  16. 7056
  17. 2733
  18. 1052
  19. 2334
  20. 4557
  21. 1266
  22. 3844
  23. 1952
  24. 3619
  25. 4005
  26. 6372
  27. 1672
  28. 2705
  29. 1728
  30. 1519
  31. 2469
  32. 4070
  33. 3348
  34. 1820
  35. 5976
  36. 3294
  37. 5418
  38. 4928
  39. 808
  40. 1640

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