2-Digit by 2-Digit Mental Multiplication Worksheet

Mental maths lesson 24: Choose your 2×2 method: split, round or factor · Set 765 · 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. 1.57 × 31 =
2. 2.89 × 37 =
3. 3.48 × 33 =
4. 4.65 × 31 =
5. 5.49 × 15 =
6. 6.13 × 21 =
7. 7.18 × 18 =
8. 8.13 × 72 =
9. 9.84 × 32 =
10. 10.85 × 21 =
11. 11.25 × 15 =
12. 12.71 × 22 =
13. 13.85 × 13 =
14. 14.37 × 21 =
15. 15.14 × 35 =
16. 16.13 × 18 =
17. 17.73 × 12 =
18. 18.16 × 64 =
19. 19.89 × 43 =
20. 20.85 × 22 =
21. 21.53 × 14 =
22. 22.68 × 39 =
23. 23.34 × 54 =
24. 24.36 × 64 =
25. 25.38 × 36 =
26. 26.39 × 41 =
27. 27.69 × 21 =
28. 28.39 × 35 =
29. 29.59 × 17 =
30. 30.57 × 33 =
31. 31.77 × 31 =
32. 32.31 × 54 =
33. 33.24 × 23 =
34. 34.36 × 11 =
35. 35.37 × 14 =
36. 36.33 × 18 =
37. 37.34 × 14 =
38. 38.85 × 32 =
39. 39.48 × 17 =
40. 40.83 × 24 =

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