2-Digit by 2-Digit Mental Multiplication Worksheet

Mental maths lesson 24: Choose your 2×2 method: split, round or factor · Set 395 · 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. 1.55 × 21 =
2. 2.18 × 35 =
3. 3.37 × 28 =
4. 4.47 × 42 =
5. 5.22 × 21 =
6. 6.18 × 49 =
7. 7.86 × 24 =
8. 8.43 × 27 =
9. 9.72 × 11 =
10. 10.15 × 45 =
11. 11.21 × 21 =
12. 12.78 × 46 =
13. 13.41 × 23 =
14. 14.35 × 33 =
15. 15.37 × 54 =
16. 16.55 × 24 =
17. 17.31 × 42 =
18. 18.33 × 33 =
19. 19.32 × 11 =
20. 20.76 × 12 =
21. 21.65 × 23 =
22. 22.41 × 12 =
23. 23.78 × 32 =
24. 24.85 × 11 =
25. 25.79 × 15 =
26. 26.68 × 34 =
27. 27.28 × 21 =
28. 28.31 × 12 =
29. 29.18 × 15 =
30. 30.28 × 63 =
31. 31.17 × 28 =
32. 32.35 × 14 =
33. 33.62 × 34 =
34. 34.19 × 14 =
35. 35.41 × 54 =
36. 36.36 × 32 =
37. 37.21 × 33 =
38. 38.49 × 27 =
39. 39.38 × 39 =
40. 40.41 × 14 =

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