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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 125 · 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. 1.69 × 21 =
  2. 2.48 × 41 =
  3. 3.65 × 23 =
  4. 4.29 × 18 =
  5. 5.17 × 35 =
  6. 6.39 × 41 =
  7. 7.36 × 32 =
  8. 8.88 × 34 =
  9. 9.73 × 24 =
  10. 10.34 × 23 =
  11. 11.38 × 49 =
  12. 12.19 × 14 =
  13. 13.16 × 18 =
  14. 14.23 × 12 =
  15. 15.69 × 22 =
  16. 16.43 × 21 =
  17. 17.59 × 46 =
  18. 18.38 × 37 =
  19. 19.88 × 32 =
  20. 20.18 × 46 =
  21. 21.39 × 42 =
  22. 22.42 × 14 =
  23. 23.41 × 45 =
  24. 24.18 × 29 =
  25. 25.18 × 24 =
  26. 26.52 × 34 =
  27. 27.28 × 48 =
  28. 28.68 × 17 =
  29. 29.46 × 23 =
  30. 30.89 × 35 =
  31. 31.78 × 12 =
  32. 32.29 × 23 =
  33. 33.49 × 26 =
  34. 34.19 × 41 =
  35. 35.26 × 24 =
  36. 36.31 × 11 =
  37. 37.49 × 12 =
  38. 38.12 × 18 =
  39. 39.42 × 21 =
  40. 40.39 × 43 =

Answer key

  1. 1449
  2. 1968
  3. 1495
  4. 522
  5. 595
  6. 1599
  7. 1152
  8. 2992
  9. 1752
  10. 782
  11. 1862
  12. 266
  13. 288
  14. 276
  15. 1518
  16. 903
  17. 2714
  18. 1406
  19. 2816
  20. 828
  21. 1638
  22. 588
  23. 1845
  24. 522
  25. 432
  26. 1768
  27. 1344
  28. 1156
  29. 1058
  30. 3115
  31. 936
  32. 667
  33. 1274
  34. 779
  35. 624
  36. 341
  37. 588
  38. 216
  39. 882
  40. 1677

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