2-Digit by 2-Digit Mental Multiplication Worksheet

Mental maths lesson 24: Choose your 2×2 method: split, round or factor · Set 405 · 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. 1.51 × 34 =
2. 2.28 × 19 =
3. 3.75 × 22 =
4. 4.78 × 13 =
5. 5.21 × 18 =
6. 6.54 × 21 =
7. 7.78 × 39 =
8. 8.83 × 21 =
9. 9.41 × 18 =
10. 10.27 × 13 =
11. 11.19 × 41 =
12. 12.24 × 48 =
13. 13.35 × 15 =
14. 14.36 × 12 =
15. 15.19 × 34 =
16. 16.75 × 21 =
17. 17.82 × 34 =
18. 18.63 × 13 =
19. 19.46 × 32 =
20. 20.16 × 12 =
21. 21.49 × 28 =
22. 22.63 × 31 =
23. 23.88 × 22 =
24. 24.53 × 12 =
25. 25.82 × 23 =
26. 26.45 × 42 =
27. 27.36 × 45 =
28. 28.19 × 28 =
29. 29.12 × 16 =
30. 30.84 × 21 =
31. 31.59 × 13 =
32. 32.13 × 36 =
33. 33.48 × 48 =
34. 34.28 × 47 =
35. 35.21 × 36 =
36. 36.19 × 27 =
37. 37.32 × 14 =
38. 38.15 × 35 =
39. 39.49 × 24 =
40. 40.36 × 14 =

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