← 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 647 · 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. 1.889 × 6 =
  2. 2.954 × 5 =
  3. 3.647 × 6 =
  4. 4.681 × 8 =
  5. 5.951 × 5 =
  6. 6.483 × 6 =
  7. 7.413 × 9 =
  8. 8.422 × 7 =
  9. 9.755 × 8 =
  10. 10.145 × 9 =
  11. 11.961 × 8 =
  12. 12.389 × 5 =
  13. 13.182 × 4 =
  14. 14.685 × 9 =
  15. 15.538 × 4 =
  16. 16.165 × 7 =
  17. 17.176 × 4 =
  18. 18.532 × 9 =
  19. 19.615 × 7 =
  20. 20.362 × 5 =
  21. 21.376 × 7 =
  22. 22.197 × 5 =
  23. 23.117 × 4 =
  24. 24.112 × 7 =
  25. 25.324 × 6 =
  26. 26.538 × 3 =
  27. 27.708 × 4 =
  28. 28.291 × 5 =
  29. 29.899 × 4 =
  30. 30.935 × 5 =
  31. 31.252 × 9 =
  32. 32.268 × 8 =
  33. 33.296 × 5 =
  34. 34.764 × 8 =
  35. 35.181 × 4 =
  36. 36.859 × 3 =
  37. 37.253 × 4 =
  38. 38.221 × 3 =
  39. 39.205 × 8 =
  40. 40.181 × 6 =

Answer key

  1. 5334
  2. 4770
  3. 3882
  4. 5448
  5. 4755
  6. 2898
  7. 3717
  8. 2954
  9. 6040
  10. 1305
  11. 7688
  12. 1945
  13. 728
  14. 6165
  15. 2152
  16. 1155
  17. 704
  18. 4788
  19. 4305
  20. 1810
  21. 2632
  22. 985
  23. 468
  24. 784
  25. 1944
  26. 1614
  27. 2832
  28. 1455
  29. 3596
  30. 4675
  31. 2268
  32. 2144
  33. 1480
  34. 6112
  35. 724
  36. 2577
  37. 1012
  38. 663
  39. 1640
  40. 1086

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