2-Digit by 2-Digit Mental Multiplication Worksheet

Mental maths lesson 24: Choose your 2×2 method: split, round or factor · Set 788 · 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. 1.29 × 21 =
2. 2.42 × 27 =
3. 3.63 × 31 =
4. 4.72 × 14 =
5. 5.36 × 14 =
6. 6.39 × 18 =
7. 7.81 × 13 =
8. 8.29 × 28 =
9. 9.29 × 15 =
10. 10.19 × 38 =
11. 11.37 × 12 =
12. 12.38 × 47 =
13. 13.41 × 36 =
14. 14.16 × 56 =
15. 15.46 × 35 =
16. 16.42 × 34 =
17. 17.23 × 12 =
18. 18.61 × 23 =
19. 19.62 × 23 =
20. 20.23 × 34 =
21. 21.29 × 18 =
22. 22.38 × 18 =
23. 23.46 × 32 =
24. 24.21 × 28 =
25. 25.28 × 29 =
26. 26.53 × 14 =
27. 27.38 × 35 =
28. 28.36 × 23 =
29. 29.23 × 14 =
30. 30.18 × 42 =
31. 31.65 × 31 =
32. 32.12 × 32 =
33. 33.78 × 27 =
34. 34.31 × 33 =
35. 35.45 × 11 =
36. 36.48 × 38 =
37. 37.31 × 72 =
38. 38.25 × 23 =
39. 39.41 × 45 =
40. 40.46 × 31 =

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