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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 800 · 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. 1.79 × 13 =
  2. 2.39 × 12 =
  3. 3.16 × 48 =
  4. 4.56 × 12 =
  5. 5.28 × 37 =
  6. 6.85 × 33 =
  7. 7.41 × 72 =
  8. 8.82 × 22 =
  9. 9.68 × 29 =
  10. 10.29 × 32 =
  11. 11.45 × 21 =
  12. 12.33 × 11 =
  13. 13.39 × 14 =
  14. 14.42 × 72 =
  15. 15.48 × 21 =
  16. 16.26 × 12 =
  17. 17.78 × 42 =
  18. 18.36 × 36 =
  19. 19.49 × 21 =
  20. 20.29 × 24 =
  21. 21.63 × 14 =
  22. 22.76 × 32 =
  23. 23.77 × 11 =
  24. 24.43 × 22 =
  25. 25.69 × 46 =
  26. 26.21 × 35 =
  27. 27.49 × 25 =
  28. 28.26 × 22 =
  29. 29.48 × 18 =
  30. 30.19 × 39 =
  31. 31.79 × 18 =
  32. 32.35 × 24 =
  33. 33.41 × 11 =
  34. 34.89 × 49 =
  35. 35.19 × 18 =
  36. 36.13 × 15 =
  37. 37.16 × 16 =
  38. 38.22 × 36 =
  39. 39.43 × 11 =
  40. 40.78 × 41 =

Answer key

  1. 1027
  2. 468
  3. 768
  4. 672
  5. 1036
  6. 2805
  7. 2952
  8. 1804
  9. 1972
  10. 928
  11. 945
  12. 363
  13. 546
  14. 3024
  15. 1008
  16. 312
  17. 3276
  18. 1296
  19. 1029
  20. 696
  21. 882
  22. 2432
  23. 847
  24. 946
  25. 3174
  26. 735
  27. 1225
  28. 572
  29. 864
  30. 741
  31. 1422
  32. 840
  33. 451
  34. 4361
  35. 342
  36. 195
  37. 256
  38. 792
  39. 473
  40. 3198

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