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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 978 · 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. 1.35 × 15 =
  2. 2.28 × 12 =
  3. 3.12 × 16 =
  4. 4.25 × 12 =
  5. 5.69 × 31 =
  6. 6.78 × 32 =
  7. 7.79 × 17 =
  8. 8.63 × 23 =
  9. 9.79 × 19 =
  10. 10.59 × 23 =
  11. 11.24 × 28 =
  12. 12.49 × 12 =
  13. 13.59 × 19 =
  14. 14.27 × 11 =
  15. 15.38 × 29 =
  16. 16.47 × 27 =
  17. 17.43 × 72 =
  18. 18.38 × 31 =
  19. 19.67 × 31 =
  20. 20.48 × 39 =
  21. 21.12 × 15 =
  22. 22.78 × 18 =
  23. 23.39 × 18 =
  24. 24.28 × 31 =
  25. 25.18 × 13 =
  26. 26.73 × 22 =
  27. 27.29 × 46 =
  28. 28.65 × 21 =
  29. 29.43 × 34 =
  30. 30.56 × 11 =
  31. 31.27 × 15 =
  32. 32.31 × 24 =
  33. 33.55 × 11 =
  34. 34.36 × 11 =
  35. 35.41 × 11 =
  36. 36.32 × 14 =
  37. 37.88 × 36 =
  38. 38.88 × 23 =
  39. 39.42 × 32 =
  40. 40.53 × 31 =

Answer key

  1. 525
  2. 336
  3. 192
  4. 300
  5. 2139
  6. 2496
  7. 1343
  8. 1449
  9. 1501
  10. 1357
  11. 672
  12. 588
  13. 1121
  14. 297
  15. 1102
  16. 1269
  17. 3096
  18. 1178
  19. 2077
  20. 1872
  21. 180
  22. 1404
  23. 702
  24. 868
  25. 234
  26. 1606
  27. 1334
  28. 1365
  29. 1462
  30. 616
  31. 405
  32. 744
  33. 605
  34. 396
  35. 451
  36. 448
  37. 3168
  38. 2024
  39. 1344
  40. 1643

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