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3-Digit by 1-Digit Multiplication Worksheet

Mental maths lesson 22: Multiply 3-digit by 1-digit, hundreds first · Set 962 · 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. 1.822 × 6 =
  2. 2.718 × 5 =
  3. 3.232 × 4 =
  4. 4.602 × 5 =
  5. 5.903 × 6 =
  6. 6.267 × 8 =
  7. 7.889 × 4 =
  8. 8.684 × 8 =
  9. 9.407 × 4 =
  10. 10.191 × 3 =
  11. 11.942 × 4 =
  12. 12.296 × 4 =
  13. 13.158 × 5 =
  14. 14.248 × 9 =
  15. 15.567 × 5 =
  16. 16.461 × 9 =
  17. 17.829 × 7 =
  18. 18.259 × 9 =
  19. 19.556 × 7 =
  20. 20.281 × 7 =
  21. 21.942 × 7 =
  22. 22.285 × 9 =
  23. 23.249 × 4 =
  24. 24.369 × 7 =
  25. 25.788 × 8 =
  26. 26.303 × 3 =
  27. 27.311 × 4 =
  28. 28.774 × 5 =
  29. 29.904 × 4 =
  30. 30.813 × 9 =
  31. 31.146 × 6 =
  32. 32.754 × 5 =
  33. 33.238 × 9 =
  34. 34.279 × 9 =
  35. 35.219 × 3 =
  36. 36.586 × 7 =
  37. 37.411 × 9 =
  38. 38.886 × 7 =
  39. 39.758 × 3 =
  40. 40.146 × 4 =

Answer key

  1. 4932
  2. 3590
  3. 928
  4. 3010
  5. 5418
  6. 2136
  7. 3556
  8. 5472
  9. 1628
  10. 573
  11. 3768
  12. 1184
  13. 790
  14. 2232
  15. 2835
  16. 4149
  17. 5803
  18. 2331
  19. 3892
  20. 1967
  21. 6594
  22. 2565
  23. 996
  24. 2583
  25. 6304
  26. 909
  27. 1244
  28. 3870
  29. 3616
  30. 7317
  31. 876
  32. 3770
  33. 2142
  34. 2511
  35. 657
  36. 4102
  37. 3699
  38. 6202
  39. 2274
  40. 584

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