2-Digit by 2-Digit Mental Multiplication Worksheet

Mental maths lesson 24: Choose your 2×2 method: split, round or factor · Set 341 · 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. 1.28 × 42 =
2. 2.35 × 28 =
3. 3.69 × 32 =
4. 4.63 × 24 =
5. 5.28 × 29 =
6. 6.79 × 17 =
7. 7.39 × 47 =
8. 8.89 × 21 =
9. 9.77 × 24 =
10. 10.53 × 22 =
11. 11.81 × 24 =
12. 12.13 × 14 =
13. 13.35 × 63 =
14. 14.79 × 13 =
15. 15.33 × 32 =
16. 16.36 × 23 =
17. 17.36 × 12 =
18. 18.79 × 46 =
19. 19.28 × 72 =
20. 20.31 × 28 =
21. 21.33 × 13 =
22. 22.89 × 22 =
23. 23.16 × 24 =
24. 24.62 × 31 =
25. 25.45 × 24 =
26. 26.48 × 44 =
27. 27.43 × 13 =
28. 28.39 × 14 =
29. 29.14 × 54 =
30. 30.82 × 21 =
31. 31.84 × 21 =
32. 32.65 × 13 =
33. 33.79 × 38 =
34. 34.83 × 12 =
35. 35.22 × 12 =
36. 36.15 × 16 =
37. 37.35 × 33 =
38. 38.42 × 32 =
39. 39.83 × 32 =
40. 40.48 × 13 =

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