← 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 997 · 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. 1.194 × 9 =
  2. 2.989 × 8 =
  3. 3.224 × 6 =
  4. 4.681 × 3 =
  5. 5.901 × 4 =
  6. 6.984 × 4 =
  7. 7.221 × 7 =
  8. 8.162 × 3 =
  9. 9.884 × 9 =
  10. 10.402 × 8 =
  11. 11.288 × 3 =
  12. 12.222 × 9 =
  13. 13.765 × 5 =
  14. 14.666 × 9 =
  15. 15.197 × 4 =
  16. 16.154 × 6 =
  17. 17.603 × 6 =
  18. 18.498 × 4 =
  19. 19.938 × 7 =
  20. 20.661 × 3 =
  21. 21.137 × 5 =
  22. 22.372 × 6 =
  23. 23.664 × 4 =
  24. 24.269 × 3 =
  25. 25.149 × 5 =
  26. 26.686 × 6 =
  27. 27.601 × 4 =
  28. 28.778 × 7 =
  29. 29.544 × 3 =
  30. 30.655 × 9 =
  31. 31.463 × 5 =
  32. 32.236 × 7 =
  33. 33.126 × 3 =
  34. 34.242 × 6 =
  35. 35.326 × 3 =
  36. 36.278 × 4 =
  37. 37.112 × 4 =
  38. 38.352 × 9 =
  39. 39.971 × 4 =
  40. 40.668 × 4 =

Answer key

  1. 1746
  2. 7912
  3. 1344
  4. 2043
  5. 3604
  6. 3936
  7. 1547
  8. 486
  9. 7956
  10. 3216
  11. 864
  12. 1998
  13. 3825
  14. 5994
  15. 788
  16. 924
  17. 3618
  18. 1992
  19. 6566
  20. 1983
  21. 685
  22. 2232
  23. 2656
  24. 807
  25. 745
  26. 4116
  27. 2404
  28. 5446
  29. 1632
  30. 5895
  31. 2315
  32. 1652
  33. 378
  34. 1452
  35. 978
  36. 1112
  37. 448
  38. 3168
  39. 3884
  40. 2672

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