← 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 509 · 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. 1.185 × 6 =
  2. 2.141 × 7 =
  3. 3.231 × 3 =
  4. 4.211 × 9 =
  5. 5.525 × 6 =
  6. 6.235 × 6 =
  7. 7.631 × 8 =
  8. 8.776 × 3 =
  9. 9.376 × 9 =
  10. 10.781 × 4 =
  11. 11.232 × 6 =
  12. 12.253 × 8 =
  13. 13.636 × 5 =
  14. 14.117 × 3 =
  15. 15.861 × 4 =
  16. 16.198 × 6 =
  17. 17.848 × 8 =
  18. 18.514 × 4 =
  19. 19.939 × 9 =
  20. 20.813 × 8 =
  21. 21.348 × 7 =
  22. 22.349 × 3 =
  23. 23.391 × 4 =
  24. 24.589 × 7 =
  25. 25.454 × 7 =
  26. 26.526 × 8 =
  27. 27.761 × 3 =
  28. 28.596 × 6 =
  29. 29.622 × 6 =
  30. 30.343 × 8 =
  31. 31.741 × 3 =
  32. 32.321 × 3 =
  33. 33.626 × 3 =
  34. 34.916 × 8 =
  35. 35.207 × 9 =
  36. 36.529 × 6 =
  37. 37.746 × 6 =
  38. 38.249 × 7 =
  39. 39.616 × 9 =
  40. 40.692 × 7 =

Answer key

  1. 1110
  2. 987
  3. 693
  4. 1899
  5. 3150
  6. 1410
  7. 5048
  8. 2328
  9. 3384
  10. 3124
  11. 1392
  12. 2024
  13. 3180
  14. 351
  15. 3444
  16. 1188
  17. 6784
  18. 2056
  19. 8451
  20. 6504
  21. 2436
  22. 1047
  23. 1564
  24. 4123
  25. 3178
  26. 4208
  27. 2283
  28. 3576
  29. 3732
  30. 2744
  31. 2223
  32. 963
  33. 1878
  34. 7328
  35. 1863
  36. 3174
  37. 4476
  38. 1743
  39. 5544
  40. 4844

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