← 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 943 · 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. 1.525 × 4 =
  2. 2.691 × 4 =
  3. 3.588 × 6 =
  4. 4.763 × 8 =
  5. 5.256 × 5 =
  6. 6.171 × 4 =
  7. 7.509 × 3 =
  8. 8.637 × 5 =
  9. 9.622 × 7 =
  10. 10.121 × 3 =
  11. 11.188 × 6 =
  12. 12.488 × 9 =
  13. 13.435 × 4 =
  14. 14.806 × 7 =
  15. 15.714 × 7 =
  16. 16.383 × 9 =
  17. 17.649 × 8 =
  18. 18.434 × 5 =
  19. 19.458 × 8 =
  20. 20.461 × 7 =
  21. 21.611 × 5 =
  22. 22.501 × 9 =
  23. 23.312 × 9 =
  24. 24.413 × 4 =
  25. 25.262 × 3 =
  26. 26.199 × 5 =
  27. 27.205 × 6 =
  28. 28.297 × 9 =
  29. 29.142 × 9 =
  30. 30.425 × 6 =
  31. 31.933 × 9 =
  32. 32.953 × 9 =
  33. 33.558 × 4 =
  34. 34.889 × 9 =
  35. 35.871 × 5 =
  36. 36.113 × 3 =
  37. 37.811 × 9 =
  38. 38.794 × 6 =
  39. 39.181 × 7 =
  40. 40.376 × 7 =

Answer key

  1. 2100
  2. 2764
  3. 3528
  4. 6104
  5. 1280
  6. 684
  7. 1527
  8. 3185
  9. 4354
  10. 363
  11. 1128
  12. 4392
  13. 1740
  14. 5642
  15. 4998
  16. 3447
  17. 5192
  18. 2170
  19. 3664
  20. 3227
  21. 3055
  22. 4509
  23. 2808
  24. 1652
  25. 786
  26. 995
  27. 1230
  28. 2673
  29. 1278
  30. 2550
  31. 8397
  32. 8577
  33. 2232
  34. 8001
  35. 4355
  36. 339
  37. 7299
  38. 4764
  39. 1267
  40. 2632

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