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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 588 · 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. 1.67 × 21 =
  2. 2.88 × 49 =
  3. 3.49 × 12 =
  4. 4.43 × 34 =
  5. 5.66 × 34 =
  6. 6.38 × 25 =
  7. 7.59 × 18 =
  8. 8.45 × 23 =
  9. 9.39 × 31 =
  10. 10.42 × 22 =
  11. 11.62 × 22 =
  12. 12.72 × 21 =
  13. 13.24 × 34 =
  14. 14.73 × 31 =
  15. 15.16 × 24 =
  16. 16.37 × 22 =
  17. 17.43 × 13 =
  18. 18.29 × 26 =
  19. 19.83 × 14 =
  20. 20.89 × 14 =
  21. 21.68 × 31 =
  22. 22.21 × 64 =
  23. 23.62 × 34 =
  24. 24.29 × 12 =
  25. 25.29 × 27 =
  26. 26.73 × 34 =
  27. 27.46 × 34 =
  28. 28.37 × 32 =
  29. 29.45 × 42 =
  30. 30.22 × 31 =
  31. 31.48 × 14 =
  32. 32.39 × 54 =
  33. 33.48 × 12 =
  34. 34.64 × 24 =
  35. 35.12 × 18 =
  36. 36.18 × 35 =
  37. 37.43 × 18 =
  38. 38.46 × 12 =
  39. 39.63 × 33 =
  40. 40.76 × 34 =

Answer key

  1. 1407
  2. 4312
  3. 588
  4. 1462
  5. 2244
  6. 950
  7. 1062
  8. 1035
  9. 1209
  10. 924
  11. 1364
  12. 1512
  13. 816
  14. 2263
  15. 384
  16. 814
  17. 559
  18. 754
  19. 1162
  20. 1246
  21. 2108
  22. 1344
  23. 2108
  24. 348
  25. 783
  26. 2482
  27. 1564
  28. 1184
  29. 1890
  30. 682
  31. 672
  32. 2106
  33. 576
  34. 1536
  35. 216
  36. 630
  37. 774
  38. 552
  39. 2079
  40. 2584

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