2-Digit by 2-Digit Mental Multiplication Worksheet

Mental maths lesson 24: Choose your 2×2 method: split, round or factor · Set 439 · 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. 1.85 × 21 =
2. 2.74 × 11 =
3. 3.31 × 21 =
4. 4.31 × 14 =
5. 5.57 × 22 =
6. 6.16 × 32 =
7. 7.43 × 16 =
8. 8.35 × 56 =
9. 9.78 × 22 =
10. 10.23 × 35 =
11. 11.56 × 34 =
12. 12.16 × 64 =
13. 13.31 × 28 =
14. 14.25 × 22 =
15. 15.29 × 26 =
16. 16.45 × 12 =
17. 17.63 × 13 =
18. 18.19 × 31 =
19. 19.76 × 32 =
20. 20.45 × 14 =
21. 21.46 × 34 =
22. 22.32 × 24 =
23. 23.12 × 48 =
24. 24.84 × 13 =
25. 25.85 × 33 =
26. 26.69 × 49 =
27. 27.18 × 34 =
28. 28.28 × 24 =
29. 29.41 × 14 =
30. 30.22 × 32 =
31. 31.78 × 13 =
32. 32.38 × 31 =
33. 33.35 × 22 =
34. 34.36 × 45 =
35. 35.39 × 31 =
36. 36.32 × 18 =
37. 37.46 × 32 =
38. 38.25 × 15 =
39. 39.27 × 34 =
40. 40.15 × 21 =

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