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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 31 · 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. 1.55 × 32 =
  2. 2.25 × 12 =
  3. 3.57 × 21 =
  4. 4.81 × 33 =
  5. 5.33 × 12 =
  6. 6.43 × 34 =
  7. 7.23 × 28 =
  8. 8.48 × 14 =
  9. 9.49 × 25 =
  10. 10.65 × 31 =
  11. 11.18 × 21 =
  12. 12.19 × 38 =
  13. 13.25 × 24 =
  14. 14.23 × 14 =
  15. 15.35 × 12 =
  16. 16.77 × 24 =
  17. 17.25 × 23 =
  18. 18.21 × 21 =
  19. 19.45 × 42 =
  20. 20.38 × 39 =
  21. 21.41 × 63 =
  22. 22.78 × 24 =
  23. 23.35 × 21 =
  24. 24.47 × 12 =
  25. 25.19 × 35 =
  26. 26.26 × 12 =
  27. 27.55 × 13 =
  28. 28.42 × 72 =
  29. 29.49 × 12 =
  30. 30.83 × 24 =
  31. 31.45 × 12 =
  32. 32.58 × 47 =
  33. 33.49 × 13 =
  34. 34.62 × 13 =
  35. 35.29 × 46 =
  36. 36.65 × 21 =
  37. 37.68 × 49 =
  38. 38.25 × 14 =
  39. 39.28 × 18 =
  40. 40.71 × 32 =

Answer key

  1. 1760
  2. 300
  3. 1197
  4. 2673
  5. 396
  6. 1462
  7. 644
  8. 672
  9. 1225
  10. 2015
  11. 378
  12. 722
  13. 600
  14. 322
  15. 420
  16. 1848
  17. 575
  18. 441
  19. 1890
  20. 1482
  21. 2583
  22. 1872
  23. 735
  24. 564
  25. 665
  26. 312
  27. 715
  28. 3024
  29. 588
  30. 1992
  31. 540
  32. 2726
  33. 637
  34. 806
  35. 1334
  36. 1365
  37. 3332
  38. 350
  39. 504
  40. 2272

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