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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 479 · 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. 1.32 × 33 =
  2. 2.71 × 14 =
  3. 3.27 × 21 =
  4. 4.44 × 34 =
  5. 5.55 × 21 =
  6. 6.28 × 35 =
  7. 7.59 × 35 =
  8. 8.31 × 34 =
  9. 9.37 × 15 =
  10. 10.54 × 24 =
  11. 11.87 × 23 =
  12. 12.67 × 24 =
  13. 13.51 × 12 =
  14. 14.59 × 21 =
  15. 15.42 × 63 =
  16. 16.58 × 25 =
  17. 17.59 × 42 =
  18. 18.29 × 35 =
  19. 19.24 × 11 =
  20. 20.29 × 18 =
  21. 21.41 × 14 =
  22. 22.27 × 16 =
  23. 23.29 × 49 =
  24. 24.45 × 15 =
  25. 25.16 × 64 =
  26. 26.19 × 32 =
  27. 27.21 × 12 =
  28. 28.49 × 29 =
  29. 29.28 × 28 =
  30. 30.32 × 23 =
  31. 31.49 × 13 =
  32. 32.55 × 14 =
  33. 33.41 × 34 =
  34. 34.39 × 24 =
  35. 35.37 × 45 =
  36. 36.18 × 29 =
  37. 37.28 × 31 =
  38. 38.46 × 12 =
  39. 39.12 × 72 =
  40. 40.49 × 26 =

Answer key

  1. 1056
  2. 994
  3. 567
  4. 1496
  5. 1155
  6. 980
  7. 2065
  8. 1054
  9. 555
  10. 1296
  11. 2001
  12. 1608
  13. 612
  14. 1239
  15. 2646
  16. 1450
  17. 2478
  18. 1015
  19. 264
  20. 522
  21. 574
  22. 432
  23. 1421
  24. 675
  25. 1024
  26. 608
  27. 252
  28. 1421
  29. 784
  30. 736
  31. 637
  32. 770
  33. 1394
  34. 936
  35. 1665
  36. 522
  37. 868
  38. 552
  39. 864
  40. 1274

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