← 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 478 · 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. 1.282 × 5 =
  2. 2.651 × 8 =
  3. 3.166 × 6 =
  4. 4.716 × 3 =
  5. 5.213 × 3 =
  6. 6.988 × 3 =
  7. 7.845 × 7 =
  8. 8.816 × 4 =
  9. 9.258 × 4 =
  10. 10.296 × 4 =
  11. 11.684 × 4 =
  12. 12.538 × 7 =
  13. 13.941 × 5 =
  14. 14.898 × 4 =
  15. 15.911 × 6 =
  16. 16.735 × 5 =
  17. 17.276 × 4 =
  18. 18.181 × 8 =
  19. 19.191 × 3 =
  20. 20.252 × 6 =
  21. 21.437 × 6 =
  22. 22.762 × 9 =
  23. 23.512 × 7 =
  24. 24.874 × 4 =
  25. 25.901 × 5 =
  26. 26.618 × 3 =
  27. 27.599 × 4 =
  28. 28.384 × 3 =
  29. 29.636 × 5 =
  30. 30.159 × 6 =
  31. 31.192 × 5 =
  32. 32.864 × 6 =
  33. 33.919 × 4 =
  34. 34.703 × 3 =
  35. 35.636 × 9 =
  36. 36.823 × 4 =
  37. 37.299 × 6 =
  38. 38.308 × 4 =
  39. 39.839 × 4 =
  40. 40.534 × 3 =

Answer key

  1. 1410
  2. 5208
  3. 996
  4. 2148
  5. 639
  6. 2964
  7. 5915
  8. 3264
  9. 1032
  10. 1184
  11. 2736
  12. 3766
  13. 4705
  14. 3592
  15. 5466
  16. 3675
  17. 1104
  18. 1448
  19. 573
  20. 1512
  21. 2622
  22. 6858
  23. 3584
  24. 3496
  25. 4505
  26. 1854
  27. 2396
  28. 1152
  29. 3180
  30. 954
  31. 960
  32. 5184
  33. 3676
  34. 2109
  35. 5724
  36. 3292
  37. 1794
  38. 1232
  39. 3356
  40. 1602

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