← 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 390 · 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. 1.984 × 5 =
  2. 2.467 × 9 =
  3. 3.794 × 4 =
  4. 4.896 × 6 =
  5. 5.158 × 9 =
  6. 6.889 × 6 =
  7. 7.797 × 9 =
  8. 8.395 × 4 =
  9. 9.386 × 4 =
  10. 10.138 × 6 =
  11. 11.584 × 6 =
  12. 12.851 × 3 =
  13. 13.506 × 5 =
  14. 14.505 × 7 =
  15. 15.783 × 8 =
  16. 16.983 × 3 =
  17. 17.649 × 4 =
  18. 18.661 × 9 =
  19. 19.466 × 3 =
  20. 20.411 × 4 =
  21. 21.524 × 4 =
  22. 22.664 × 6 =
  23. 23.507 × 3 =
  24. 24.563 × 3 =
  25. 25.431 × 4 =
  26. 26.196 × 6 =
  27. 27.322 × 3 =
  28. 28.677 × 9 =
  29. 29.311 × 9 =
  30. 30.299 × 3 =
  31. 31.381 × 7 =
  32. 32.787 × 6 =
  33. 33.285 × 6 =
  34. 34.371 × 7 =
  35. 35.315 × 8 =
  36. 36.442 × 4 =
  37. 37.191 × 3 =
  38. 38.533 × 8 =
  39. 39.761 × 4 =
  40. 40.753 × 3 =

Answer key

  1. 4920
  2. 4203
  3. 3176
  4. 5376
  5. 1422
  6. 5334
  7. 7173
  8. 1580
  9. 1544
  10. 828
  11. 3504
  12. 2553
  13. 2530
  14. 3535
  15. 6264
  16. 2949
  17. 2596
  18. 5949
  19. 1398
  20. 1644
  21. 2096
  22. 3984
  23. 1521
  24. 1689
  25. 1724
  26. 1176
  27. 966
  28. 6093
  29. 2799
  30. 897
  31. 2667
  32. 4722
  33. 1710
  34. 2597
  35. 2520
  36. 1768
  37. 573
  38. 4264
  39. 3044
  40. 2259

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