← 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 540 · 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. 1.118 × 9 =
  2. 2.261 × 8 =
  3. 3.905 × 6 =
  4. 4.241 × 8 =
  5. 5.797 × 3 =
  6. 6.404 × 6 =
  7. 7.262 × 5 =
  8. 8.538 × 3 =
  9. 9.434 × 5 =
  10. 10.821 × 3 =
  11. 11.961 × 9 =
  12. 12.281 × 8 =
  13. 13.483 × 7 =
  14. 14.433 × 9 =
  15. 15.921 × 7 =
  16. 16.975 × 6 =
  17. 17.576 × 6 =
  18. 18.699 × 8 =
  19. 19.954 × 8 =
  20. 20.961 × 6 =
  21. 21.524 × 9 =
  22. 22.866 × 4 =
  23. 23.533 × 3 =
  24. 24.463 × 4 =
  25. 25.493 × 8 =
  26. 26.486 × 7 =
  27. 27.908 × 4 =
  28. 28.339 × 8 =
  29. 29.124 × 8 =
  30. 30.498 × 5 =
  31. 31.551 × 4 =
  32. 32.641 × 6 =
  33. 33.813 × 3 =
  34. 34.934 × 3 =
  35. 35.294 × 8 =
  36. 36.572 × 9 =
  37. 37.134 × 8 =
  38. 38.461 × 9 =
  39. 39.191 × 9 =
  40. 40.762 × 5 =

Answer key

  1. 1062
  2. 2088
  3. 5430
  4. 1928
  5. 2391
  6. 2424
  7. 1310
  8. 1614
  9. 2170
  10. 2463
  11. 8649
  12. 2248
  13. 3381
  14. 3897
  15. 6447
  16. 5850
  17. 3456
  18. 5592
  19. 7632
  20. 5766
  21. 4716
  22. 3464
  23. 1599
  24. 1852
  25. 3944
  26. 3402
  27. 3632
  28. 2712
  29. 992
  30. 2490
  31. 2204
  32. 3846
  33. 2439
  34. 2802
  35. 2352
  36. 5148
  37. 1072
  38. 4149
  39. 1719
  40. 3810

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