← 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 471 · 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. 1.214 × 8 =
  2. 2.126 × 3 =
  3. 3.149 × 8 =
  4. 4.574 × 6 =
  5. 5.314 × 4 =
  6. 6.341 × 6 =
  7. 7.208 × 8 =
  8. 8.471 × 5 =
  9. 9.491 × 5 =
  10. 10.205 × 3 =
  11. 11.301 × 3 =
  12. 12.801 × 5 =
  13. 13.328 × 6 =
  14. 14.878 × 8 =
  15. 15.266 × 3 =
  16. 16.441 × 3 =
  17. 17.601 × 5 =
  18. 18.752 × 7 =
  19. 19.511 × 3 =
  20. 20.418 × 7 =
  21. 21.255 × 8 =
  22. 22.245 × 7 =
  23. 23.969 × 4 =
  24. 24.945 × 7 =
  25. 25.553 × 5 =
  26. 26.688 × 4 =
  27. 27.761 × 5 =
  28. 28.695 × 5 =
  29. 29.292 × 8 =
  30. 30.732 × 4 =
  31. 31.503 × 5 =
  32. 32.848 × 8 =
  33. 33.942 × 9 =
  34. 34.733 × 6 =
  35. 35.707 × 7 =
  36. 36.521 × 7 =
  37. 37.664 × 9 =
  38. 38.893 × 7 =
  39. 39.298 × 6 =
  40. 40.969 × 6 =

Answer key

  1. 1712
  2. 378
  3. 1192
  4. 3444
  5. 1256
  6. 2046
  7. 1664
  8. 2355
  9. 2455
  10. 615
  11. 903
  12. 4005
  13. 1968
  14. 7024
  15. 798
  16. 1323
  17. 3005
  18. 5264
  19. 1533
  20. 2926
  21. 2040
  22. 1715
  23. 3876
  24. 6615
  25. 2765
  26. 2752
  27. 3805
  28. 3475
  29. 2336
  30. 2928
  31. 2515
  32. 6784
  33. 8478
  34. 4398
  35. 4949
  36. 3647
  37. 5976
  38. 6251
  39. 1788
  40. 5814

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