2-Digit by 2-Digit Mental Multiplication Worksheet

Mental maths lesson 24: Choose your 2×2 method: split, round or factor · Set 715 · 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. 1.21 × 11 =
2. 2.59 × 19 =
3. 3.32 × 22 =
4. 4.29 × 23 =
5. 5.21 × 35 =
6. 6.23 × 36 =
7. 7.25 × 12 =
8. 8.19 × 13 =
9. 9.37 × 21 =
10. 10.19 × 21 =
11. 11.13 × 15 =
12. 12.43 × 45 =
13. 13.38 × 27 =
14. 14.78 × 29 =
15. 15.35 × 32 =
16. 16.33 × 11 =
17. 17.37 × 12 =
18. 18.45 × 21 =
19. 19.85 × 12 =
20. 20.89 × 47 =
21. 21.78 × 41 =
22. 22.79 × 45 =
23. 23.88 × 38 =
24. 24.29 × 21 =
25. 25.48 × 36 =
26. 26.79 × 28 =
27. 27.62 × 33 =
28. 28.35 × 12 =
29. 29.29 × 36 =
30. 30.49 × 33 =
31. 31.43 × 23 =
32. 32.88 × 24 =
33. 33.48 × 63 =
34. 34.83 × 31 =
35. 35.36 × 11 =
36. 36.38 × 38 =
37. 37.72 × 34 =
38. 38.26 × 31 =
39. 39.59 × 16 =
40. 40.41 × 28 =

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