2-Digit by 2-Digit Mental Multiplication Worksheet

Mental maths lesson 24: Choose your 2×2 method: split, round or factor · Set 451 · 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. 1.31 × 18 =
2. 2.17 × 18 =
3. 3.44 × 32 =
4. 4.15 × 32 =
5. 5.33 × 56 =
6. 6.65 × 12 =
7. 7.19 × 48 =
8. 8.73 × 13 =
9. 9.33 × 11 =
10. 10.78 × 29 =
11. 11.13 × 72 =
12. 12.59 × 36 =
13. 13.64 × 21 =
14. 14.31 × 32 =
15. 15.46 × 13 =
16. 16.71 × 31 =
17. 17.14 × 24 =
18. 18.28 × 32 =
19. 19.78 × 24 =
20. 20.61 × 11 =
21. 21.79 × 13 =
22. 22.29 × 63 =
23. 23.56 × 11 =
24. 24.24 × 36 =
25. 25.89 × 21 =
26. 26.27 × 12 =
27. 27.42 × 18 =
28. 28.76 × 23 =
29. 29.49 × 21 =
30. 30.32 × 11 =
31. 31.35 × 21 =
32. 32.18 × 27 =
33. 33.79 × 26 =
34. 34.41 × 36 =
35. 35.37 × 22 =
36. 36.24 × 35 =
37. 37.24 × 16 =
38. 38.26 × 14 =
39. 39.51 × 11 =
40. 40.22 × 24 =

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