2-Digit by 2-Digit Mental Multiplication Worksheet

Mental maths lesson 24: Choose your 2×2 method: split, round or factor · Set 476 · 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 × 64 =
2. 2.26 × 31 =
3. 3.48 × 49 =
4. 4.24 × 33 =
5. 5.79 × 22 =
6. 6.36 × 32 =
7. 7.37 × 12 =
8. 8.73 × 12 =
9. 9.53 × 34 =
10. 10.33 × 21 =
11. 11.66 × 31 =
12. 12.34 × 42 =
13. 13.23 × 22 =
14. 14.64 × 13 =
15. 15.73 × 13 =
16. 16.69 × 13 =
17. 17.32 × 18 =
18. 18.68 × 14 =
19. 19.35 × 14 =
20. 20.84 × 21 =
21. 21.48 × 36 =
22. 22.63 × 33 =
23. 23.85 × 34 =
24. 24.88 × 41 =
25. 25.84 × 31 =
26. 26.28 × 32 =
27. 27.18 × 16 =
28. 28.41 × 12 =
29. 29.38 × 49 =
30. 30.33 × 14 =
31. 31.29 × 21 =
32. 32.53 × 22 =
33. 33.43 × 12 =
34. 34.23 × 42 =
35. 35.89 × 49 =
36. 36.41 × 63 =
37. 37.19 × 16 =
38. 38.44 × 18 =
39. 39.48 × 29 =
40. 40.33 × 32 =

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