← 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 186 · 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. 1.155 × 5 =
  2. 2.607 × 5 =
  3. 3.664 × 7 =
  4. 4.746 × 8 =
  5. 5.523 × 8 =
  6. 6.202 × 3 =
  7. 7.154 × 4 =
  8. 8.459 × 5 =
  9. 9.137 × 6 =
  10. 10.217 × 6 =
  11. 11.544 × 6 =
  12. 12.365 × 4 =
  13. 13.804 × 9 =
  14. 14.806 × 7 =
  15. 15.657 × 4 =
  16. 16.244 × 3 =
  17. 17.541 × 8 =
  18. 18.233 × 4 =
  19. 19.832 × 9 =
  20. 20.497 × 8 =
  21. 21.461 × 6 =
  22. 22.479 × 6 =
  23. 23.221 × 6 =
  24. 24.521 × 8 =
  25. 25.321 × 7 =
  26. 26.591 × 8 =
  27. 27.809 × 8 =
  28. 28.427 × 7 =
  29. 29.689 × 4 =
  30. 30.769 × 9 =
  31. 31.689 × 7 =
  32. 32.277 × 7 =
  33. 33.134 × 5 =
  34. 34.492 × 6 =
  35. 35.172 × 4 =
  36. 36.397 × 7 =
  37. 37.981 × 8 =
  38. 38.956 × 8 =
  39. 39.942 × 8 =
  40. 40.808 × 4 =

Answer key

  1. 775
  2. 3035
  3. 4648
  4. 5968
  5. 4184
  6. 606
  7. 616
  8. 2295
  9. 822
  10. 1302
  11. 3264
  12. 1460
  13. 7236
  14. 5642
  15. 2628
  16. 732
  17. 4328
  18. 932
  19. 7488
  20. 3976
  21. 2766
  22. 2874
  23. 1326
  24. 4168
  25. 2247
  26. 4728
  27. 6472
  28. 2989
  29. 2756
  30. 6921
  31. 4823
  32. 1939
  33. 670
  34. 2952
  35. 688
  36. 2779
  37. 7848
  38. 7648
  39. 7536
  40. 3232

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