← 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 152 · 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. 1.872 × 4 =
  2. 2.867 × 9 =
  3. 3.265 × 9 =
  4. 4.229 × 4 =
  5. 5.659 × 8 =
  6. 6.509 × 9 =
  7. 7.394 × 4 =
  8. 8.778 × 7 =
  9. 9.603 × 5 =
  10. 10.578 × 9 =
  11. 11.178 × 4 =
  12. 12.801 × 8 =
  13. 13.306 × 9 =
  14. 14.754 × 4 =
  15. 15.126 × 3 =
  16. 16.231 × 8 =
  17. 17.491 × 3 =
  18. 18.707 × 8 =
  19. 19.928 × 7 =
  20. 20.821 × 3 =
  21. 21.424 × 8 =
  22. 22.577 × 4 =
  23. 23.373 × 5 =
  24. 24.652 × 5 =
  25. 25.658 × 6 =
  26. 26.261 × 7 =
  27. 27.181 × 4 =
  28. 28.391 × 7 =
  29. 29.766 × 9 =
  30. 30.523 × 8 =
  31. 31.379 × 4 =
  32. 32.452 × 4 =
  33. 33.301 × 8 =
  34. 34.252 × 9 =
  35. 35.985 × 4 =
  36. 36.739 × 7 =
  37. 37.271 × 7 =
  38. 38.483 × 4 =
  39. 39.744 × 8 =
  40. 40.193 × 7 =

Answer key

  1. 3488
  2. 7803
  3. 2385
  4. 916
  5. 5272
  6. 4581
  7. 1576
  8. 5446
  9. 3015
  10. 5202
  11. 712
  12. 6408
  13. 2754
  14. 3016
  15. 378
  16. 1848
  17. 1473
  18. 5656
  19. 6496
  20. 2463
  21. 3392
  22. 2308
  23. 1865
  24. 3260
  25. 3948
  26. 1827
  27. 724
  28. 2737
  29. 6894
  30. 4184
  31. 1516
  32. 1808
  33. 2408
  34. 2268
  35. 3940
  36. 5173
  37. 1897
  38. 1932
  39. 5952
  40. 1351

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