2-Digit by 2-Digit Mental Multiplication Worksheet

Mental maths lesson 24: Choose your 2×2 method: split, round or factor · Set 28 · 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. 1.43 × 21 =
2. 2.12 × 15 =
3. 3.15 × 18 =
4. 4.21 × 22 =
5. 5.59 × 41 =
6. 6.18 × 35 =
7. 7.19 × 45 =
8. 8.61 × 32 =
9. 9.28 × 41 =
10. 10.28 × 31 =
11. 11.31 × 35 =
12. 12.44 × 23 =
13. 13.28 × 21 =
14. 14.46 × 27 =
15. 15.37 × 24 =
16. 16.33 × 18 =
17. 17.37 × 33 =
18. 18.13 × 27 =
19. 19.39 × 28 =
20. 20.66 × 23 =
21. 21.27 × 13 =
22. 22.14 × 72 =
23. 23.62 × 21 =
24. 24.48 × 43 =
25. 25.71 × 22 =
26. 26.14 × 45 =
27. 27.81 × 31 =
28. 28.48 × 18 =
29. 29.43 × 31 =
30. 30.39 × 21 =
31. 31.38 × 21 =
32. 32.29 × 41 =
33. 33.83 × 12 =
34. 34.86 × 21 =
35. 35.58 × 32 =
36. 36.79 × 13 =
37. 37.46 × 36 =
38. 38.89 × 38 =
39. 39.33 × 24 =
40. 40.21 × 27 =

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