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3-Digit by 1-Digit Multiplication Worksheet

Mental maths lesson 22: Multiply 3-digit by 1-digit, hundreds first · Set 966 · 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. 1.283 × 3 =
  2. 2.365 × 6 =
  3. 3.872 × 8 =
  4. 4.931 × 8 =
  5. 5.809 × 3 =
  6. 6.421 × 8 =
  7. 7.361 × 5 =
  8. 8.163 × 6 =
  9. 9.726 × 5 =
  10. 10.247 × 6 =
  11. 11.907 × 8 =
  12. 12.284 × 9 =
  13. 13.666 × 7 =
  14. 14.518 × 5 =
  15. 15.654 × 7 =
  16. 16.264 × 4 =
  17. 17.326 × 8 =
  18. 18.498 × 5 =
  19. 19.626 × 8 =
  20. 20.411 × 3 =
  21. 21.514 × 6 =
  22. 22.801 × 3 =
  23. 23.362 × 3 =
  24. 24.958 × 9 =
  25. 25.776 × 9 =
  26. 26.139 × 7 =
  27. 27.358 × 9 =
  28. 28.147 × 5 =
  29. 29.295 × 6 =
  30. 30.853 × 6 =
  31. 31.291 × 8 =
  32. 32.248 × 9 =
  33. 33.501 × 9 =
  34. 34.193 × 8 =
  35. 35.469 × 8 =
  36. 36.165 × 9 =
  37. 37.298 × 3 =
  38. 38.465 × 9 =
  39. 39.676 × 8 =
  40. 40.741 × 4 =

Answer key

  1. 849
  2. 2190
  3. 6976
  4. 7448
  5. 2427
  6. 3368
  7. 1805
  8. 978
  9. 3630
  10. 1482
  11. 7256
  12. 2556
  13. 4662
  14. 2590
  15. 4578
  16. 1056
  17. 2608
  18. 2490
  19. 5008
  20. 1233
  21. 3084
  22. 2403
  23. 1086
  24. 8622
  25. 6984
  26. 973
  27. 3222
  28. 735
  29. 1770
  30. 5118
  31. 2328
  32. 2232
  33. 4509
  34. 1544
  35. 3752
  36. 1485
  37. 894
  38. 4185
  39. 5408
  40. 2964

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