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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 9 · 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. 2.39 × 33 =
  3. 3.79 × 21 =
  4. 4.65 × 22 =
  5. 5.31 × 36 =
  6. 6.22 × 54 =
  7. 7.89 × 12 =
  8. 8.36 × 34 =
  9. 9.49 × 36 =
  10. 10.28 × 42 =
  11. 11.23 × 16 =
  12. 12.36 × 54 =
  13. 13.28 × 32 =
  14. 14.25 × 42 =
  15. 15.26 × 14 =
  16. 16.48 × 17 =
  17. 17.41 × 42 =
  18. 18.27 × 24 =
  19. 19.64 × 12 =
  20. 20.59 × 34 =
  21. 21.21 × 72 =
  22. 22.45 × 14 =
  23. 23.67 × 13 =
  24. 24.46 × 32 =
  25. 25.23 × 21 =
  26. 26.78 × 19 =
  27. 27.73 × 11 =
  28. 28.45 × 63 =
  29. 29.19 × 17 =
  30. 30.51 × 11 =
  31. 31.84 × 13 =
  32. 32.55 × 33 =
  33. 33.55 × 34 =
  34. 34.33 × 12 =
  35. 35.63 × 33 =
  36. 36.68 × 17 =
  37. 37.71 × 34 =
  38. 38.37 × 18 =
  39. 39.38 × 12 =
  40. 40.88 × 27 =

Answer key

  1. 312
  2. 1287
  3. 1659
  4. 1430
  5. 1116
  6. 1188
  7. 1068
  8. 1224
  9. 1764
  10. 1176
  11. 368
  12. 1944
  13. 896
  14. 1050
  15. 364
  16. 816
  17. 1722
  18. 648
  19. 768
  20. 2006
  21. 1512
  22. 630
  23. 871
  24. 1472
  25. 483
  26. 1482
  27. 803
  28. 2835
  29. 323
  30. 561
  31. 1092
  32. 1815
  33. 1870
  34. 396
  35. 2079
  36. 1156
  37. 2414
  38. 666
  39. 456
  40. 2376

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