2-Digit by 2-Digit Mental Multiplication Worksheet

Mental maths lesson 24: Choose your 2×2 method: split, round or factor · Set 64 · 40 questions

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.

1. 1.74 × 31 =
2. 2.77 × 23 =
3. 3.89 × 21 =
4. 4.45 × 13 =
5. 5.42 × 45 =
6. 6.19 × 12 =
7. 7.28 × 33 =
8. 8.65 × 32 =
9. 9.23 × 12 =
10. 10.79 × 19 =
11. 11.43 × 64 =
12. 12.39 × 48 =
13. 13.58 × 15 =
14. 14.28 × 36 =
15. 15.34 × 24 =
16. 16.78 × 28 =
17. 17.78 × 21 =
18. 18.19 × 47 =
19. 19.37 × 15 =
20. 20.29 × 32 =
21. 21.18 × 37 =
22. 22.41 × 36 =
23. 23.19 × 43 =
24. 24.38 × 15 =
25. 25.78 × 49 =
26. 26.82 × 24 =
27. 27.48 × 18 =
28. 28.48 × 42 =
29. 29.26 × 14 =
30. 30.47 × 16 =
31. 31.33 × 21 =
32. 32.79 × 21 =
33. 33.59 × 12 =
34. 34.45 × 48 =
35. 35.19 × 14 =
36. 36.49 × 41 =
37. 37.34 × 33 =
38. 38.56 × 13 =
39. 39.23 × 14 =
40. 40.81 × 32 =

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