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3-Digit by 1-Digit Multiplication Worksheet

Mental maths lesson 22: Multiply 3-digit by 1-digit, hundreds first · Set 62 · 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. 1.262 × 8 =
  2. 2.161 × 4 =
  3. 3.714 × 8 =
  4. 4.238 × 3 =
  5. 5.983 × 4 =
  6. 6.153 × 4 =
  7. 7.446 × 8 =
  8. 8.461 × 4 =
  9. 9.262 × 5 =
  10. 10.913 × 8 =
  11. 11.798 × 5 =
  12. 12.551 × 3 =
  13. 13.151 × 5 =
  14. 14.287 × 6 =
  15. 15.128 × 3 =
  16. 16.169 × 7 =
  17. 17.801 × 6 =
  18. 18.303 × 3 =
  19. 19.555 × 6 =
  20. 20.115 × 5 =
  21. 21.879 × 3 =
  22. 22.798 × 4 =
  23. 23.646 × 3 =
  24. 24.975 × 6 =
  25. 25.145 × 6 =
  26. 26.361 × 6 =
  27. 27.836 × 4 =
  28. 28.781 × 7 =
  29. 29.689 × 4 =
  30. 30.687 × 7 =
  31. 31.267 × 6 =
  32. 32.236 × 3 =
  33. 33.819 × 6 =
  34. 34.159 × 8 =
  35. 35.695 × 9 =
  36. 36.868 × 5 =
  37. 37.391 × 9 =
  38. 38.672 × 8 =
  39. 39.801 × 5 =
  40. 40.849 × 8 =

Answer key

  1. 2096
  2. 644
  3. 5712
  4. 714
  5. 3932
  6. 612
  7. 3568
  8. 1844
  9. 1310
  10. 7304
  11. 3990
  12. 1653
  13. 755
  14. 1722
  15. 384
  16. 1183
  17. 4806
  18. 909
  19. 3330
  20. 575
  21. 2637
  22. 3192
  23. 1938
  24. 5850
  25. 870
  26. 2166
  27. 3344
  28. 5467
  29. 2756
  30. 4809
  31. 1602
  32. 708
  33. 4914
  34. 1272
  35. 6255
  36. 4340
  37. 3519
  38. 5376
  39. 4005
  40. 6792

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