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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 434 · 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. 1.75 × 34 =
  2. 2.18 × 15 =
  3. 3.69 × 39 =
  4. 4.19 × 15 =
  5. 5.62 × 14 =
  6. 6.64 × 31 =
  7. 7.38 × 17 =
  8. 8.32 × 21 =
  9. 9.32 × 34 =
  10. 10.58 × 42 =
  11. 11.31 × 32 =
  12. 12.76 × 12 =
  13. 13.73 × 21 =
  14. 14.25 × 13 =
  15. 15.21 × 14 =
  16. 16.79 × 38 =
  17. 17.89 × 14 =
  18. 18.15 × 27 =
  19. 19.24 × 27 =
  20. 20.49 × 15 =
  21. 21.22 × 31 =
  22. 22.38 × 24 =
  23. 23.75 × 33 =
  24. 24.55 × 14 =
  25. 25.12 × 42 =
  26. 26.38 × 41 =
  27. 27.36 × 48 =
  28. 28.32 × 36 =
  29. 29.63 × 13 =
  30. 30.73 × 12 =
  31. 31.27 × 72 =
  32. 32.45 × 21 =
  33. 33.29 × 37 =
  34. 34.45 × 31 =
  35. 35.35 × 48 =
  36. 36.44 × 33 =
  37. 37.49 × 47 =
  38. 38.41 × 18 =
  39. 39.45 × 34 =
  40. 40.69 × 32 =

Answer key

  1. 2550
  2. 270
  3. 2691
  4. 285
  5. 868
  6. 1984
  7. 646
  8. 672
  9. 1088
  10. 2436
  11. 992
  12. 912
  13. 1533
  14. 325
  15. 294
  16. 3002
  17. 1246
  18. 405
  19. 648
  20. 735
  21. 682
  22. 912
  23. 2475
  24. 770
  25. 504
  26. 1558
  27. 1728
  28. 1152
  29. 819
  30. 876
  31. 1944
  32. 945
  33. 1073
  34. 1395
  35. 1680
  36. 1452
  37. 2303
  38. 738
  39. 1530
  40. 2208

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