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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 821 · 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. 1.28 × 63 =
  2. 2.53 × 21 =
  3. 3.41 × 23 =
  4. 4.62 × 12 =
  5. 5.35 × 48 =
  6. 6.79 × 27 =
  7. 7.47 × 33 =
  8. 8.53 × 12 =
  9. 9.21 × 15 =
  10. 10.59 × 29 =
  11. 11.78 × 15 =
  12. 12.25 × 21 =
  13. 13.33 × 14 =
  14. 14.46 × 22 =
  15. 15.59 × 31 =
  16. 16.45 × 11 =
  17. 17.25 × 13 =
  18. 18.43 × 24 =
  19. 19.63 × 14 =
  20. 20.19 × 35 =
  21. 21.89 × 41 =
  22. 22.35 × 21 =
  23. 23.86 × 22 =
  24. 24.34 × 11 =
  25. 25.88 × 29 =
  26. 26.65 × 13 =
  27. 27.33 × 16 =
  28. 28.76 × 32 =
  29. 29.85 × 11 =
  30. 30.28 × 36 =
  31. 31.39 × 32 =
  32. 32.16 × 28 =
  33. 33.89 × 35 =
  34. 34.28 × 34 =
  35. 35.89 × 39 =
  36. 36.85 × 13 =
  37. 37.33 × 22 =
  38. 38.48 × 63 =
  39. 39.38 × 28 =
  40. 40.67 × 14 =

Answer key

  1. 1764
  2. 1113
  3. 943
  4. 744
  5. 1680
  6. 2133
  7. 1551
  8. 636
  9. 315
  10. 1711
  11. 1170
  12. 525
  13. 462
  14. 1012
  15. 1829
  16. 495
  17. 325
  18. 1032
  19. 882
  20. 665
  21. 3649
  22. 735
  23. 1892
  24. 374
  25. 2552
  26. 845
  27. 528
  28. 2432
  29. 935
  30. 1008
  31. 1248
  32. 448
  33. 3115
  34. 952
  35. 3471
  36. 1105
  37. 726
  38. 3024
  39. 1064
  40. 938

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