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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 171 · 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. 1.26 × 12 =
  2. 2.75 × 11 =
  3. 3.34 × 22 =
  4. 4.19 × 34 =
  5. 5.35 × 45 =
  6. 6.57 × 33 =
  7. 7.45 × 14 =
  8. 8.44 × 12 =
  9. 9.19 × 33 =
  10. 10.75 × 24 =
  11. 11.39 × 17 =
  12. 12.43 × 18 =
  13. 13.28 × 43 =
  14. 14.18 × 15 =
  15. 15.49 × 31 =
  16. 16.69 × 36 =
  17. 17.35 × 31 =
  18. 18.27 × 36 =
  19. 19.59 × 45 =
  20. 20.19 × 32 =
  21. 21.21 × 31 =
  22. 22.66 × 21 =
  23. 23.75 × 34 =
  24. 24.47 × 14 =
  25. 25.47 × 21 =
  26. 26.27 × 15 =
  27. 27.41 × 32 =
  28. 28.46 × 14 =
  29. 29.78 × 47 =
  30. 30.38 × 32 =
  31. 31.17 × 45 =
  32. 32.47 × 13 =
  33. 33.22 × 32 =
  34. 34.57 × 12 =
  35. 35.55 × 21 =
  36. 36.23 × 23 =
  37. 37.73 × 32 =
  38. 38.67 × 14 =
  39. 39.36 × 18 =
  40. 40.21 × 11 =

Answer key

  1. 312
  2. 825
  3. 748
  4. 646
  5. 1575
  6. 1881
  7. 630
  8. 528
  9. 627
  10. 1800
  11. 663
  12. 774
  13. 1204
  14. 270
  15. 1519
  16. 2484
  17. 1085
  18. 972
  19. 2655
  20. 608
  21. 651
  22. 1386
  23. 2550
  24. 658
  25. 987
  26. 405
  27. 1312
  28. 644
  29. 3666
  30. 1216
  31. 765
  32. 611
  33. 704
  34. 684
  35. 1155
  36. 529
  37. 2336
  38. 938
  39. 648
  40. 231

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