← 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 45 · 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. 1.361 × 8 =
  2. 2.423 × 7 =
  3. 3.188 × 3 =
  4. 4.891 × 5 =
  5. 5.175 × 9 =
  6. 6.387 × 5 =
  7. 7.385 × 7 =
  8. 8.784 × 3 =
  9. 9.665 × 9 =
  10. 10.278 × 8 =
  11. 11.404 × 8 =
  12. 12.119 × 8 =
  13. 13.396 × 4 =
  14. 14.786 × 3 =
  15. 15.262 × 7 =
  16. 16.157 × 9 =
  17. 17.218 × 8 =
  18. 18.232 × 4 =
  19. 19.221 × 4 =
  20. 20.961 × 7 =
  21. 21.886 × 6 =
  22. 22.217 × 5 =
  23. 23.826 × 5 =
  24. 24.121 × 9 =
  25. 25.481 × 7 =
  26. 26.671 × 8 =
  27. 27.303 × 6 =
  28. 28.178 × 3 =
  29. 29.363 × 5 =
  30. 30.205 × 4 =
  31. 31.461 × 4 =
  32. 32.565 × 9 =
  33. 33.174 × 7 =
  34. 34.819 × 5 =
  35. 35.985 × 3 =
  36. 36.236 × 7 =
  37. 37.345 × 9 =
  38. 38.246 × 5 =
  39. 39.405 × 7 =
  40. 40.944 × 5 =

Answer key

  1. 2888
  2. 2961
  3. 564
  4. 4455
  5. 1575
  6. 1935
  7. 2695
  8. 2352
  9. 5985
  10. 2224
  11. 3232
  12. 952
  13. 1584
  14. 2358
  15. 1834
  16. 1413
  17. 1744
  18. 928
  19. 884
  20. 6727
  21. 5316
  22. 1085
  23. 4130
  24. 1089
  25. 3367
  26. 5368
  27. 1818
  28. 534
  29. 1815
  30. 820
  31. 1844
  32. 5085
  33. 1218
  34. 4095
  35. 2955
  36. 1652
  37. 3105
  38. 1230
  39. 2835
  40. 4720

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