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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 630 · 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. 1.29 × 12 =
  2. 2.28 × 21 =
  3. 3.29 × 22 =
  4. 4.58 × 29 =
  5. 5.69 × 15 =
  6. 6.56 × 22 =
  7. 7.49 × 38 =
  8. 8.16 × 27 =
  9. 9.43 × 72 =
  10. 10.18 × 21 =
  11. 11.42 × 12 =
  12. 12.25 × 22 =
  13. 13.39 × 36 =
  14. 14.74 × 32 =
  15. 15.34 × 12 =
  16. 16.73 × 13 =
  17. 17.35 × 42 =
  18. 18.19 × 15 =
  19. 19.89 × 37 =
  20. 20.35 × 27 =
  21. 21.37 × 32 =
  22. 22.88 × 27 =
  23. 23.59 × 13 =
  24. 24.19 × 41 =
  25. 25.42 × 56 =
  26. 26.34 × 64 =
  27. 27.48 × 16 =
  28. 28.76 × 23 =
  29. 29.29 × 37 =
  30. 30.69 × 18 =
  31. 31.38 × 16 =
  32. 32.36 × 34 =
  33. 33.18 × 18 =
  34. 34.17 × 54 =
  35. 35.23 × 48 =
  36. 36.18 × 42 =
  37. 37.29 × 42 =
  38. 38.39 × 17 =
  39. 39.38 × 23 =
  40. 40.39 × 27 =

Answer key

  1. 348
  2. 588
  3. 638
  4. 1682
  5. 1035
  6. 1232
  7. 1862
  8. 432
  9. 3096
  10. 378
  11. 504
  12. 550
  13. 1404
  14. 2368
  15. 408
  16. 949
  17. 1470
  18. 285
  19. 3293
  20. 945
  21. 1184
  22. 2376
  23. 767
  24. 779
  25. 2352
  26. 2176
  27. 768
  28. 1748
  29. 1073
  30. 1242
  31. 608
  32. 1224
  33. 324
  34. 918
  35. 1104
  36. 756
  37. 1218
  38. 663
  39. 874
  40. 1053

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