← 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 628 · 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. 1.195 × 8 =
  2. 2.475 × 9 =
  3. 3.469 × 3 =
  4. 4.221 × 3 =
  5. 5.621 × 4 =
  6. 6.284 × 3 =
  7. 7.404 × 4 =
  8. 8.889 × 4 =
  9. 9.792 × 9 =
  10. 10.511 × 5 =
  11. 11.126 × 7 =
  12. 12.154 × 4 =
  13. 13.594 × 3 =
  14. 14.849 × 3 =
  15. 15.871 × 9 =
  16. 16.676 × 8 =
  17. 17.336 × 7 =
  18. 18.681 × 3 =
  19. 19.173 × 6 =
  20. 20.761 × 4 =
  21. 21.755 × 9 =
  22. 22.337 × 4 =
  23. 23.874 × 7 =
  24. 24.499 × 3 =
  25. 25.193 × 5 =
  26. 26.196 × 7 =
  27. 27.967 × 6 =
  28. 28.436 × 7 =
  29. 29.941 × 7 =
  30. 30.441 × 3 =
  31. 31.936 × 9 =
  32. 32.144 × 5 =
  33. 33.921 × 7 =
  34. 34.448 × 9 =
  35. 35.482 × 9 =
  36. 36.766 × 7 =
  37. 37.213 × 3 =
  38. 38.861 × 3 =
  39. 39.235 × 3 =
  40. 40.541 × 8 =

Answer key

  1. 1560
  2. 4275
  3. 1407
  4. 663
  5. 2484
  6. 852
  7. 1616
  8. 3556
  9. 7128
  10. 2555
  11. 882
  12. 616
  13. 1782
  14. 2547
  15. 7839
  16. 5408
  17. 2352
  18. 2043
  19. 1038
  20. 3044
  21. 6795
  22. 1348
  23. 6118
  24. 1497
  25. 965
  26. 1372
  27. 5802
  28. 3052
  29. 6587
  30. 1323
  31. 8424
  32. 720
  33. 6447
  34. 4032
  35. 4338
  36. 5362
  37. 639
  38. 2583
  39. 705
  40. 4328

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