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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 826 · 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. 1.34 × 24 =
  2. 2.41 × 11 =
  3. 3.62 × 14 =
  4. 4.25 × 32 =
  5. 5.78 × 45 =
  6. 6.71 × 13 =
  7. 7.45 × 63 =
  8. 8.41 × 15 =
  9. 9.83 × 21 =
  10. 10.31 × 16 =
  11. 11.38 × 15 =
  12. 12.19 × 29 =
  13. 13.72 × 33 =
  14. 14.41 × 21 =
  15. 15.46 × 48 =
  16. 16.49 × 19 =
  17. 17.48 × 42 =
  18. 18.79 × 31 =
  19. 19.39 × 23 =
  20. 20.49 × 14 =
  21. 21.31 × 14 =
  22. 22.79 × 33 =
  23. 23.51 × 31 =
  24. 24.46 × 13 =
  25. 25.37 × 14 =
  26. 26.13 × 42 =
  27. 27.24 × 48 =
  28. 28.85 × 22 =
  29. 29.66 × 14 =
  30. 30.84 × 13 =
  31. 31.41 × 18 =
  32. 32.63 × 12 =
  33. 33.65 × 33 =
  34. 34.68 × 21 =
  35. 35.47 × 54 =
  36. 36.19 × 48 =
  37. 37.41 × 36 =
  38. 38.69 × 34 =
  39. 39.35 × 16 =
  40. 40.74 × 11 =

Answer key

  1. 816
  2. 451
  3. 868
  4. 800
  5. 3510
  6. 923
  7. 2835
  8. 615
  9. 1743
  10. 496
  11. 570
  12. 551
  13. 2376
  14. 861
  15. 2208
  16. 931
  17. 2016
  18. 2449
  19. 897
  20. 686
  21. 434
  22. 2607
  23. 1581
  24. 598
  25. 518
  26. 546
  27. 1152
  28. 1870
  29. 924
  30. 1092
  31. 738
  32. 756
  33. 2145
  34. 1428
  35. 2538
  36. 912
  37. 1476
  38. 2346
  39. 560
  40. 814

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