2-Digit by 2-Digit Mental Multiplication Worksheet

Mental maths lesson 24: Choose your 2×2 method: split, round or factor · Set 379 · 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. 1.65 × 21 =
2. 2.79 × 35 =
3. 3.37 × 48 =
4. 4.31 × 63 =
5. 5.32 × 54 =
6. 6.89 × 44 =
7. 7.23 × 11 =
8. 8.39 × 23 =
9. 9.31 × 64 =
10. 10.89 × 13 =
11. 11.44 × 28 =
12. 12.88 × 19 =
13. 13.45 × 23 =
14. 14.19 × 28 =
15. 15.66 × 33 =
16. 16.84 × 32 =
17. 17.83 × 34 =
18. 18.27 × 18 =
19. 19.41 × 23 =
20. 20.41 × 22 =
21. 21.85 × 14 =
22. 22.28 × 48 =
23. 23.43 × 22 =
24. 24.17 × 45 =
25. 25.46 × 56 =
26. 26.38 × 24 =
27. 27.18 × 45 =
28. 28.63 × 24 =
29. 29.26 × 14 =
30. 30.85 × 22 =
31. 31.63 × 31 =
32. 32.15 × 28 =
33. 33.74 × 13 =
34. 34.59 × 27 =
35. 35.44 × 14 =
36. 36.19 × 56 =
37. 37.88 × 34 =
38. 38.54 × 12 =
39. 39.21 × 22 =
40. 40.44 × 32 =

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