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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 26 · 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. 1.37 × 64 =
  2. 2.68 × 19 =
  3. 3.47 × 33 =
  4. 4.26 × 11 =
  5. 5.34 × 24 =
  6. 6.73 × 31 =
  7. 7.66 × 13 =
  8. 8.28 × 16 =
  9. 9.36 × 36 =
  10. 10.48 × 28 =
  11. 11.36 × 21 =
  12. 12.63 × 33 =
  13. 13.31 × 42 =
  14. 14.56 × 24 =
  15. 15.29 × 35 =
  16. 16.24 × 21 =
  17. 17.46 × 42 =
  18. 18.82 × 11 =
  19. 19.75 × 11 =
  20. 20.25 × 33 =
  21. 21.63 × 23 =
  22. 22.55 × 23 =
  23. 23.19 × 42 =
  24. 24.38 × 21 =
  25. 25.33 × 14 =
  26. 26.79 × 36 =
  27. 27.51 × 32 =
  28. 28.53 × 24 =
  29. 29.22 × 64 =
  30. 30.32 × 11 =
  31. 31.27 × 33 =
  32. 32.35 × 14 =
  33. 33.58 × 16 =
  34. 34.71 × 31 =
  35. 35.36 × 11 =
  36. 36.18 × 24 =
  37. 37.68 × 16 =
  38. 38.48 × 48 =
  39. 39.63 × 14 =
  40. 40.49 × 14 =

Answer key

  1. 2368
  2. 1292
  3. 1551
  4. 286
  5. 816
  6. 2263
  7. 858
  8. 448
  9. 1296
  10. 1344
  11. 756
  12. 2079
  13. 1302
  14. 1344
  15. 1015
  16. 504
  17. 1932
  18. 902
  19. 825
  20. 825
  21. 1449
  22. 1265
  23. 798
  24. 798
  25. 462
  26. 2844
  27. 1632
  28. 1272
  29. 1408
  30. 352
  31. 891
  32. 490
  33. 928
  34. 2201
  35. 396
  36. 432
  37. 1088
  38. 2304
  39. 882
  40. 686

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