← 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 913 · 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. 1.298 × 8 =
  2. 2.315 × 3 =
  3. 3.633 × 6 =
  4. 4.751 × 6 =
  5. 5.641 × 6 =
  6. 6.568 × 4 =
  7. 7.169 × 3 =
  8. 8.735 × 4 =
  9. 9.221 × 4 =
  10. 10.517 × 5 =
  11. 11.556 × 9 =
  12. 12.242 × 8 =
  13. 13.666 × 3 =
  14. 14.167 × 3 =
  15. 15.144 × 9 =
  16. 16.682 × 5 =
  17. 17.464 × 4 =
  18. 18.309 × 8 =
  19. 19.592 × 9 =
  20. 20.626 × 7 =
  21. 21.115 × 7 =
  22. 22.646 × 6 =
  23. 23.935 × 4 =
  24. 24.154 × 9 =
  25. 25.372 × 8 =
  26. 26.552 × 4 =
  27. 27.132 × 7 =
  28. 28.367 × 4 =
  29. 29.563 × 4 =
  30. 30.772 × 6 =
  31. 31.491 × 5 =
  32. 32.225 × 5 =
  33. 33.852 × 6 =
  34. 34.222 × 4 =
  35. 35.766 × 9 =
  36. 36.165 × 4 =
  37. 37.387 × 8 =
  38. 38.961 × 7 =
  39. 39.841 × 7 =
  40. 40.477 × 8 =

Answer key

  1. 2384
  2. 945
  3. 3798
  4. 4506
  5. 3846
  6. 2272
  7. 507
  8. 2940
  9. 884
  10. 2585
  11. 5004
  12. 1936
  13. 1998
  14. 501
  15. 1296
  16. 3410
  17. 1856
  18. 2472
  19. 5328
  20. 4382
  21. 805
  22. 3876
  23. 3740
  24. 1386
  25. 2976
  26. 2208
  27. 924
  28. 1468
  29. 2252
  30. 4632
  31. 2455
  32. 1125
  33. 5112
  34. 888
  35. 6894
  36. 660
  37. 3096
  38. 6727
  39. 5887
  40. 3816

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