2-Digit by 2-Digit Mental Multiplication Worksheet

Mental maths lesson 24: Choose your 2×2 method: split, round or factor · Set 999 · 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. 1.71 × 11 =
2. 2.35 × 22 =
3. 3.14 × 45 =
4. 4.36 × 34 =
5. 5.17 × 54 =
6. 6.32 × 12 =
7. 7.16 × 36 =
8. 8.45 × 35 =
9. 9.86 × 23 =
10. 10.35 × 32 =
11. 11.39 × 39 =
12. 12.55 × 14 =
13. 13.88 × 35 =
14. 14.45 × 18 =
15. 15.43 × 14 =
16. 16.71 × 24 =
17. 17.39 × 24 =
18. 18.44 × 24 =
19. 19.24 × 14 =
20. 20.21 × 14 =
21. 21.56 × 34 =
22. 22.71 × 33 =
23. 23.75 × 11 =
24. 24.27 × 22 =
25. 25.57 × 12 =
26. 26.29 × 13 =
27. 27.79 × 36 =
28. 28.44 × 23 =
29. 29.23 × 34 =
30. 30.31 × 21 =
31. 31.38 × 14 =
32. 32.76 × 24 =
33. 33.87 × 21 =
34. 34.42 × 13 =
35. 35.33 × 72 =
36. 36.82 × 31 =
37. 37.31 × 27 =
38. 38.69 × 24 =
39. 39.13 × 48 =
40. 40.36 × 33 =

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