← 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 658 · 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. 1.224 × 8 =
  2. 2.985 × 9 =
  3. 3.786 × 9 =
  4. 4.353 × 7 =
  5. 5.156 × 3 =
  6. 6.957 × 8 =
  7. 7.571 × 5 =
  8. 8.193 × 4 =
  9. 9.391 × 3 =
  10. 10.964 × 7 =
  11. 11.571 × 9 =
  12. 12.356 × 5 =
  13. 13.797 × 9 =
  14. 14.371 × 5 =
  15. 15.201 × 4 =
  16. 16.317 × 5 =
  17. 17.362 × 4 =
  18. 18.308 × 9 =
  19. 19.961 × 3 =
  20. 20.756 × 9 =
  21. 21.903 × 7 =
  22. 22.502 × 3 =
  23. 23.427 × 6 =
  24. 24.715 × 3 =
  25. 25.657 × 6 =
  26. 26.751 × 7 =
  27. 27.391 × 6 =
  28. 28.393 × 6 =
  29. 29.507 × 8 =
  30. 30.311 × 4 =
  31. 31.511 × 7 =
  32. 32.138 × 4 =
  33. 33.664 × 4 =
  34. 34.798 × 8 =
  35. 35.396 × 3 =
  36. 36.632 × 3 =
  37. 37.754 × 4 =
  38. 38.523 × 9 =
  39. 39.338 × 5 =
  40. 40.553 × 6 =

Answer key

  1. 1792
  2. 8865
  3. 7074
  4. 2471
  5. 468
  6. 7656
  7. 2855
  8. 772
  9. 1173
  10. 6748
  11. 5139
  12. 1780
  13. 7173
  14. 1855
  15. 804
  16. 1585
  17. 1448
  18. 2772
  19. 2883
  20. 6804
  21. 6321
  22. 1506
  23. 2562
  24. 2145
  25. 3942
  26. 5257
  27. 2346
  28. 2358
  29. 4056
  30. 1244
  31. 3577
  32. 552
  33. 2656
  34. 6384
  35. 1188
  36. 1896
  37. 3016
  38. 4707
  39. 1690
  40. 3318

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