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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 878 · 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. 1.33 × 33 =
  2. 2.55 × 14 =
  3. 3.35 × 12 =
  4. 4.28 × 15 =
  5. 5.35 × 23 =
  6. 6.27 × 54 =
  7. 7.59 × 14 =
  8. 8.46 × 14 =
  9. 9.19 × 19 =
  10. 10.12 × 16 =
  11. 11.81 × 12 =
  12. 12.49 × 24 =
  13. 13.21 × 24 =
  14. 14.18 × 72 =
  15. 15.31 × 36 =
  16. 16.33 × 72 =
  17. 17.29 × 48 =
  18. 18.56 × 11 =
  19. 19.29 × 64 =
  20. 20.33 × 12 =
  21. 21.42 × 12 =
  22. 22.34 × 21 =
  23. 23.41 × 34 =
  24. 24.88 × 46 =
  25. 25.18 × 24 =
  26. 26.81 × 13 =
  27. 27.68 × 24 =
  28. 28.85 × 14 =
  29. 29.85 × 21 =
  30. 30.18 × 14 =
  31. 31.15 × 15 =
  32. 32.33 × 56 =
  33. 33.26 × 32 =
  34. 34.49 × 34 =
  35. 35.26 × 13 =
  36. 36.39 × 18 =
  37. 37.36 × 11 =
  38. 38.23 × 21 =
  39. 39.67 × 23 =
  40. 40.25 × 11 =

Answer key

  1. 1089
  2. 770
  3. 420
  4. 420
  5. 805
  6. 1458
  7. 826
  8. 644
  9. 361
  10. 192
  11. 972
  12. 1176
  13. 504
  14. 1296
  15. 1116
  16. 2376
  17. 1392
  18. 616
  19. 1856
  20. 396
  21. 504
  22. 714
  23. 1394
  24. 4048
  25. 432
  26. 1053
  27. 1632
  28. 1190
  29. 1785
  30. 252
  31. 225
  32. 1848
  33. 832
  34. 1666
  35. 338
  36. 702
  37. 396
  38. 483
  39. 1541
  40. 275

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