2-Digit by 2-Digit Mental Multiplication Worksheet

Mental maths lesson 24: Choose your 2×2 method: split, round or factor · Set 613 · 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 × 33 =
2. 2.15 × 45 =
3. 3.14 × 42 =
4. 4.21 × 63 =
5. 5.12 × 24 =
6. 6.18 × 22 =
7. 7.68 × 17 =
8. 8.79 × 38 =
9. 9.21 × 11 =
10. 10.29 × 13 =
11. 11.18 × 15 =
12. 12.58 × 26 =
13. 13.76 × 34 =
14. 14.76 × 31 =
15. 15.66 × 31 =
16. 16.36 × 56 =
17. 17.53 × 23 =
18. 18.21 × 24 =
19. 19.65 × 32 =
20. 20.83 × 34 =
21. 21.79 × 29 =
22. 22.17 × 56 =
23. 23.38 × 15 =
24. 24.48 × 48 =
25. 25.61 × 21 =
26. 26.83 × 32 =
27. 27.23 × 24 =
28. 28.61 × 14 =
29. 29.54 × 24 =
30. 30.48 × 54 =
31. 31.18 × 35 =
32. 32.17 × 15 =
33. 33.31 × 16 =
34. 34.12 × 21 =
35. 35.43 × 12 =
36. 36.75 × 34 =
37. 37.38 × 45 =
38. 38.64 × 11 =
39. 39.39 × 13 =
40. 40.48 × 56 =

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