2-Digit by 2-Digit Mental Multiplication Worksheet

Mental maths lesson 24: Choose your 2×2 method: split, round or factor · Set 471 · 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. 1.73 × 11 =
2. 2.17 × 12 =
3. 3.28 × 32 =
4. 4.76 × 33 =
5. 5.23 × 56 =
6. 6.88 × 41 =
7. 7.28 × 47 =
8. 8.55 × 31 =
9. 9.33 × 32 =
10. 10.69 × 36 =
11. 11.42 × 21 =
12. 12.66 × 14 =
13. 13.37 × 11 =
14. 14.27 × 16 =
15. 15.45 × 16 =
16. 16.48 × 32 =
17. 17.33 × 12 =
18. 18.69 × 12 =
19. 19.28 × 19 =
20. 20.23 × 12 =
21. 21.73 × 14 =
22. 22.19 × 42 =
23. 23.42 × 42 =
24. 24.39 × 15 =
25. 25.79 × 37 =
26. 26.28 × 45 =
27. 27.61 × 23 =
28. 28.42 × 14 =
29. 29.39 × 37 =
30. 30.22 × 21 =
31. 31.63 × 11 =
32. 32.89 × 18 =
33. 33.79 × 24 =
34. 34.78 × 36 =
35. 35.38 × 18 =
36. 36.29 × 45 =
37. 37.83 × 24 =
38. 38.38 × 36 =
39. 39.36 × 21 =
40. 40.29 × 46 =

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