← 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 207 · 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. 1.988 × 3 =
  2. 2.752 × 9 =
  3. 3.873 × 5 =
  4. 4.385 × 7 =
  5. 5.182 × 9 =
  6. 6.226 × 5 =
  7. 7.694 × 8 =
  8. 8.476 × 8 =
  9. 9.405 × 8 =
  10. 10.503 × 5 =
  11. 11.145 × 4 =
  12. 12.921 × 8 =
  13. 13.125 × 5 =
  14. 14.574 × 4 =
  15. 15.233 × 3 =
  16. 16.872 × 4 =
  17. 17.769 × 4 =
  18. 18.288 × 6 =
  19. 19.396 × 6 =
  20. 20.659 × 6 =
  21. 21.808 × 5 =
  22. 22.161 × 9 =
  23. 23.764 × 8 =
  24. 24.582 × 4 =
  25. 25.401 × 6 =
  26. 26.355 × 9 =
  27. 27.537 × 9 =
  28. 28.281 × 9 =
  29. 29.394 × 4 =
  30. 30.268 × 6 =
  31. 31.586 × 9 =
  32. 32.275 × 4 =
  33. 33.596 × 3 =
  34. 34.186 × 7 =
  35. 35.601 × 8 =
  36. 36.781 × 8 =
  37. 37.932 × 8 =
  38. 38.826 × 9 =
  39. 39.265 × 5 =
  40. 40.887 × 4 =

Answer key

  1. 2964
  2. 6768
  3. 4365
  4. 2695
  5. 1638
  6. 1130
  7. 5552
  8. 3808
  9. 3240
  10. 2515
  11. 580
  12. 7368
  13. 625
  14. 2296
  15. 699
  16. 3488
  17. 3076
  18. 1728
  19. 2376
  20. 3954
  21. 4040
  22. 1449
  23. 6112
  24. 2328
  25. 2406
  26. 3195
  27. 4833
  28. 2529
  29. 1576
  30. 1608
  31. 5274
  32. 1100
  33. 1788
  34. 1302
  35. 4808
  36. 6248
  37. 7456
  38. 7434
  39. 1325
  40. 3548

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