← 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 201 · 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. 1.218 × 8 =
  2. 2.301 × 3 =
  3. 3.217 × 5 =
  4. 4.531 × 5 =
  5. 5.334 × 8 =
  6. 6.474 × 4 =
  7. 7.551 × 3 =
  8. 8.392 × 8 =
  9. 9.921 × 9 =
  10. 10.892 × 6 =
  11. 11.496 × 5 =
  12. 12.905 × 3 =
  13. 13.853 × 7 =
  14. 14.845 × 8 =
  15. 15.737 × 8 =
  16. 16.581 × 4 =
  17. 17.958 × 4 =
  18. 18.345 × 3 =
  19. 19.469 × 3 =
  20. 20.243 × 3 =
  21. 21.936 × 6 =
  22. 22.343 × 3 =
  23. 23.637 × 5 =
  24. 24.894 × 4 =
  25. 25.313 × 6 =
  26. 26.531 × 6 =
  27. 27.341 × 3 =
  28. 28.951 × 4 =
  29. 29.294 × 3 =
  30. 30.606 × 8 =
  31. 31.565 × 3 =
  32. 32.464 × 3 =
  33. 33.174 × 7 =
  34. 34.713 × 6 =
  35. 35.321 × 5 =
  36. 36.631 × 7 =
  37. 37.126 × 5 =
  38. 38.325 × 4 =
  39. 39.709 × 3 =
  40. 40.905 × 5 =

Answer key

  1. 1744
  2. 903
  3. 1085
  4. 2655
  5. 2672
  6. 1896
  7. 1653
  8. 3136
  9. 8289
  10. 5352
  11. 2480
  12. 2715
  13. 5971
  14. 6760
  15. 5896
  16. 2324
  17. 3832
  18. 1035
  19. 1407
  20. 729
  21. 5616
  22. 1029
  23. 3185
  24. 3576
  25. 1878
  26. 3186
  27. 1023
  28. 3804
  29. 882
  30. 4848
  31. 1695
  32. 1392
  33. 1218
  34. 4278
  35. 1605
  36. 4417
  37. 630
  38. 1300
  39. 2127
  40. 4525

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