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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 619 · 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. 1.38 × 42 =
  2. 2.89 × 39 =
  3. 3.86 × 12 =
  4. 4.69 × 19 =
  5. 5.41 × 21 =
  6. 6.63 × 12 =
  7. 7.59 × 17 =
  8. 8.36 × 14 =
  9. 9.43 × 45 =
  10. 10.21 × 64 =
  11. 11.34 × 32 =
  12. 12.58 × 29 =
  13. 13.32 × 11 =
  14. 14.89 × 31 =
  15. 15.29 × 48 =
  16. 16.21 × 32 =
  17. 17.42 × 16 =
  18. 18.49 × 23 =
  19. 19.36 × 36 =
  20. 20.18 × 43 =
  21. 21.21 × 23 =
  22. 22.49 × 22 =
  23. 23.73 × 34 =
  24. 24.35 × 32 =
  25. 25.33 × 14 =
  26. 26.69 × 12 =
  27. 27.51 × 24 =
  28. 28.16 × 56 =
  29. 29.68 × 12 =
  30. 30.35 × 36 =
  31. 31.27 × 27 =
  32. 32.26 × 12 =
  33. 33.48 × 45 =
  34. 34.24 × 72 =
  35. 35.88 × 43 =
  36. 36.74 × 12 =
  37. 37.29 × 16 =
  38. 38.89 × 34 =
  39. 39.19 × 19 =
  40. 40.47 × 56 =

Answer key

  1. 1596
  2. 3471
  3. 1032
  4. 1311
  5. 861
  6. 756
  7. 1003
  8. 504
  9. 1935
  10. 1344
  11. 1088
  12. 1682
  13. 352
  14. 2759
  15. 1392
  16. 672
  17. 672
  18. 1127
  19. 1296
  20. 774
  21. 483
  22. 1078
  23. 2482
  24. 1120
  25. 462
  26. 828
  27. 1224
  28. 896
  29. 816
  30. 1260
  31. 729
  32. 312
  33. 2160
  34. 1728
  35. 3784
  36. 888
  37. 464
  38. 3026
  39. 361
  40. 2632

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