← 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 368 · 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. 1.302 × 6 =
  2. 2.625 × 9 =
  3. 3.549 × 3 =
  4. 4.588 × 9 =
  5. 5.547 × 8 =
  6. 6.241 × 4 =
  7. 7.439 × 8 =
  8. 8.628 × 7 =
  9. 9.757 × 7 =
  10. 10.671 × 5 =
  11. 11.419 × 4 =
  12. 12.916 × 4 =
  13. 13.313 × 6 =
  14. 14.151 × 6 =
  15. 15.351 × 5 =
  16. 16.497 × 9 =
  17. 17.644 × 3 =
  18. 18.854 × 7 =
  19. 19.476 × 6 =
  20. 20.807 × 6 =
  21. 21.223 × 5 =
  22. 22.896 × 6 =
  23. 23.514 × 4 =
  24. 24.766 × 9 =
  25. 25.679 × 5 =
  26. 26.552 × 6 =
  27. 27.665 × 7 =
  28. 28.312 × 6 =
  29. 29.231 × 3 =
  30. 30.911 × 6 =
  31. 31.259 × 6 =
  32. 32.968 × 3 =
  33. 33.298 × 5 =
  34. 34.318 × 9 =
  35. 35.163 × 8 =
  36. 36.364 × 3 =
  37. 37.337 × 5 =
  38. 38.469 × 4 =
  39. 39.734 × 4 =
  40. 40.508 × 6 =

Answer key

  1. 1812
  2. 5625
  3. 1647
  4. 5292
  5. 4376
  6. 964
  7. 3512
  8. 4396
  9. 5299
  10. 3355
  11. 1676
  12. 3664
  13. 1878
  14. 906
  15. 1755
  16. 4473
  17. 1932
  18. 5978
  19. 2856
  20. 4842
  21. 1115
  22. 5376
  23. 2056
  24. 6894
  25. 3395
  26. 3312
  27. 4655
  28. 1872
  29. 693
  30. 5466
  31. 1554
  32. 2904
  33. 1490
  34. 2862
  35. 1304
  36. 1092
  37. 1685
  38. 1876
  39. 2936
  40. 3048

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