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2-Digit by 2-Digit Mental Multiplication Worksheet

Mental maths lesson 24: Choose your 2×2 method: split, round or factor · Set 542 · 40 questions
TalentJR

How to do it in your head (Pick the easy road): Split: if one number has small ones (like 23), do × 20 and × 3 and add. Round and take away: if a number ends in 8 or 9 (like 39), do × 40 and take away × 1. Factor: if a number is in a times table (like 24 = 8 × 3), multiply by one factor, then the other.

NameDateTime takenScore ___ / 40
  1. 1.49 × 16 =
  2. 2.56 × 11 =
  3. 3.12 × 15 =
  4. 4.25 × 31 =
  5. 5.28 × 42 =
  6. 6.26 × 56 =
  7. 7.76 × 23 =
  8. 8.73 × 12 =
  9. 9.36 × 56 =
  10. 10.18 × 36 =
  11. 11.27 × 32 =
  12. 12.18 × 31 =
  13. 13.43 × 11 =
  14. 14.46 × 11 =
  15. 15.57 × 11 =
  16. 16.52 × 23 =
  17. 17.18 × 33 =
  18. 18.55 × 33 =
  19. 19.77 × 33 =
  20. 20.79 × 17 =
  21. 21.27 × 11 =
  22. 22.67 × 14 =
  23. 23.21 × 24 =
  24. 24.15 × 35 =
  25. 25.48 × 64 =
  26. 26.19 × 45 =
  27. 27.35 × 31 =
  28. 28.82 × 14 =
  29. 29.57 × 23 =
  30. 30.23 × 28 =
  31. 31.79 × 26 =
  32. 32.25 × 48 =
  33. 33.58 × 32 =
  34. 34.35 × 22 =
  35. 35.55 × 24 =
  36. 36.28 × 54 =
  37. 37.89 × 41 =
  38. 38.81 × 21 =
  39. 39.42 × 54 =
  40. 40.14 × 15 =

Answer key

  1. 784
  2. 616
  3. 180
  4. 775
  5. 1176
  6. 1456
  7. 1748
  8. 876
  9. 2016
  10. 648
  11. 864
  12. 558
  13. 473
  14. 506
  15. 627
  16. 1196
  17. 594
  18. 1815
  19. 2541
  20. 1343
  21. 297
  22. 938
  23. 504
  24. 525
  25. 3072
  26. 855
  27. 1085
  28. 1148
  29. 1311
  30. 644
  31. 2054
  32. 1200
  33. 1856
  34. 770
  35. 1320
  36. 1512
  37. 3649
  38. 1701
  39. 2268
  40. 210

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