← 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 50 · 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. 1.197 × 6 =
  2. 2.745 × 5 =
  3. 3.327 × 3 =
  4. 4.459 × 3 =
  5. 5.664 × 7 =
  6. 6.815 × 7 =
  7. 7.801 × 7 =
  8. 8.851 × 7 =
  9. 9.145 × 6 =
  10. 10.489 × 6 =
  11. 11.288 × 3 =
  12. 12.122 × 5 =
  13. 13.151 × 3 =
  14. 14.392 × 4 =
  15. 15.403 × 4 =
  16. 16.364 × 6 =
  17. 17.733 × 4 =
  18. 18.185 × 3 =
  19. 19.549 × 8 =
  20. 20.452 × 6 =
  21. 21.326 × 4 =
  22. 22.362 × 7 =
  23. 23.405 × 5 =
  24. 24.775 × 6 =
  25. 25.126 × 9 =
  26. 26.774 × 5 =
  27. 27.316 × 4 =
  28. 28.732 × 7 =
  29. 29.358 × 3 =
  30. 30.247 × 8 =
  31. 31.363 × 6 =
  32. 32.149 × 3 =
  33. 33.365 × 9 =
  34. 34.737 × 3 =
  35. 35.849 × 9 =
  36. 36.583 × 7 =
  37. 37.158 × 7 =
  38. 38.811 × 7 =
  39. 39.859 × 8 =
  40. 40.611 × 7 =

Answer key

  1. 1182
  2. 3725
  3. 981
  4. 1377
  5. 4648
  6. 5705
  7. 5607
  8. 5957
  9. 870
  10. 2934
  11. 864
  12. 610
  13. 453
  14. 1568
  15. 1612
  16. 2184
  17. 2932
  18. 555
  19. 4392
  20. 2712
  21. 1304
  22. 2534
  23. 2025
  24. 4650
  25. 1134
  26. 3870
  27. 1264
  28. 5124
  29. 1074
  30. 1976
  31. 2178
  32. 447
  33. 3285
  34. 2211
  35. 7641
  36. 4081
  37. 1106
  38. 5677
  39. 6872
  40. 4277

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