2-Digit by 2-Digit Mental Multiplication Worksheet

Mental maths lesson 24: Choose your 2×2 method: split, round or factor · Set 640 · 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. 1.39 × 18 =
2. 2.84 × 12 =
3. 3.51 × 11 =
4. 4.48 × 42 =
5. 5.78 × 21 =
6. 6.36 × 18 =
7. 7.53 × 22 =
8. 8.69 × 43 =
9. 9.18 × 49 =
10. 10.22 × 63 =
11. 11.47 × 63 =
12. 12.12 × 42 =
13. 13.29 × 12 =
14. 14.19 × 38 =
15. 15.67 × 12 =
16. 16.39 × 38 =
17. 17.52 × 31 =
18. 18.38 × 14 =
19. 19.28 × 39 =
20. 20.33 × 34 =
21. 21.63 × 33 =
22. 22.59 × 41 =
23. 23.77 × 21 =
24. 24.27 × 33 =
25. 25.49 × 47 =
26. 26.45 × 54 =
27. 27.59 × 14 =
28. 28.38 × 16 =
29. 29.39 × 33 =
30. 30.18 × 36 =
31. 31.65 × 12 =
32. 32.71 × 22 =
33. 33.35 × 35 =
34. 34.18 × 32 =
35. 35.49 × 72 =
36. 36.89 × 25 =
37. 37.88 × 26 =
38. 38.25 × 64 =
39. 39.42 × 18 =
40. 40.19 × 28 =

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