2-Digit by 2-Digit Mental Multiplication Worksheet

Mental maths lesson 24: Choose your 2×2 method: split, round or factor · Set 645 · 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. 1.75 × 11 =
2. 2.74 × 21 =
3. 3.52 × 32 =
4. 4.29 × 23 =
5. 5.32 × 12 =
6. 6.31 × 48 =
7. 7.13 × 36 =
8. 8.22 × 13 =
9. 9.32 × 42 =
10. 10.21 × 18 =
11. 11.45 × 64 =
12. 12.59 × 23 =
13. 13.28 × 21 =
14. 14.26 × 18 =
15. 15.47 × 32 =
16. 16.46 × 21 =
17. 17.45 × 32 =
18. 18.24 × 31 =
19. 19.49 × 31 =
20. 20.38 × 48 =
21. 21.16 × 32 =
22. 22.69 × 21 =
23. 23.22 × 31 =
24. 24.86 × 34 =
25. 25.19 × 47 =
26. 26.85 × 32 =
27. 27.89 × 28 =
28. 28.29 × 45 =
29. 29.51 × 13 =
30. 30.36 × 32 =
31. 31.12 × 72 =
32. 32.68 × 12 =
33. 33.53 × 14 =
34. 34.48 × 12 =
35. 35.26 × 13 =
36. 36.26 × 32 =
37. 37.39 × 21 =
38. 38.16 × 24 =
39. 39.79 × 27 =
40. 40.29 × 15 =

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