← 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 179 · 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. 1.918 × 8 =
  2. 2.674 × 8 =
  3. 3.577 × 8 =
  4. 4.889 × 4 =
  5. 5.271 × 5 =
  6. 6.288 × 8 =
  7. 7.327 × 7 =
  8. 8.304 × 9 =
  9. 9.299 × 3 =
  10. 10.779 × 9 =
  11. 11.852 × 6 =
  12. 12.365 × 4 =
  13. 13.199 × 4 =
  14. 14.912 × 7 =
  15. 15.247 × 5 =
  16. 16.164 × 7 =
  17. 17.149 × 9 =
  18. 18.941 × 9 =
  19. 19.915 × 4 =
  20. 20.373 × 5 =
  21. 21.649 × 3 =
  22. 22.765 × 6 =
  23. 23.476 × 9 =
  24. 24.396 × 7 =
  25. 25.311 × 3 =
  26. 26.797 × 7 =
  27. 27.808 × 6 =
  28. 28.465 × 5 =
  29. 29.233 × 8 =
  30. 30.628 × 6 =
  31. 31.958 × 5 =
  32. 32.956 × 3 =
  33. 33.667 × 6 =
  34. 34.518 × 6 =
  35. 35.367 × 3 =
  36. 36.617 × 5 =
  37. 37.415 × 4 =
  38. 38.782 × 3 =
  39. 39.352 × 6 =
  40. 40.462 × 3 =

Answer key

  1. 7344
  2. 5392
  3. 4616
  4. 3556
  5. 1355
  6. 2304
  7. 2289
  8. 2736
  9. 897
  10. 7011
  11. 5112
  12. 1460
  13. 796
  14. 6384
  15. 1235
  16. 1148
  17. 1341
  18. 8469
  19. 3660
  20. 1865
  21. 1947
  22. 4590
  23. 4284
  24. 2772
  25. 933
  26. 5579
  27. 4848
  28. 2325
  29. 1864
  30. 3768
  31. 4790
  32. 2868
  33. 4002
  34. 3108
  35. 1101
  36. 3085
  37. 1660
  38. 2346
  39. 2112
  40. 1386

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