2-Digit by 2-Digit Mental Multiplication Worksheet

Mental maths lesson 24: Choose your 2×2 method: split, round or factor · Set 641 · 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. 1.69 × 21 =
2. 2.35 × 36 =
3. 3.82 × 34 =
4. 4.28 × 25 =
5. 5.55 × 33 =
6. 6.48 × 28 =
7. 7.69 × 35 =
8. 8.37 × 12 =
9. 9.12 × 16 =
10. 10.28 × 47 =
11. 11.18 × 14 =
12. 12.49 × 18 =
13. 13.89 × 33 =
14. 14.73 × 14 =
15. 15.64 × 21 =
16. 16.18 × 32 =
17. 17.68 × 34 =
18. 18.88 × 18 =
19. 19.53 × 34 =
20. 20.33 × 22 =
21. 21.41 × 32 =
22. 22.31 × 32 =
23. 23.69 × 19 =
24. 24.29 × 41 =
25. 25.69 × 38 =
26. 26.38 × 17 =
27. 27.19 × 17 =
28. 28.27 × 45 =
29. 29.36 × 23 =
30. 30.68 × 21 =
31. 31.18 × 12 =
32. 32.81 × 32 =
33. 33.16 × 14 =
34. 34.21 × 12 =
35. 35.28 × 38 =
36. 36.33 × 12 =
37. 37.75 × 21 =
38. 38.15 × 63 =
39. 39.59 × 25 =
40. 40.39 × 21 =

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