2-Digit by 2-Digit Mental Multiplication Worksheet

Mental maths lesson 24: Choose your 2×2 method: split, round or factor · Set 701 · 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. 1.47 × 21 =
2. 2.12 × 21 =
3. 3.58 × 34 =
4. 4.28 × 63 =
5. 5.66 × 12 =
6. 6.15 × 63 =
7. 7.37 × 32 =
8. 8.25 × 14 =
9. 9.43 × 28 =
10. 10.44 × 14 =
11. 11.43 × 21 =
12. 12.22 × 13 =
13. 13.33 × 16 =
14. 14.49 × 42 =
15. 15.79 × 24 =
16. 16.79 × 38 =
17. 17.56 × 34 =
18. 18.28 × 27 =
19. 19.59 × 24 =
20. 20.18 × 22 =
21. 21.72 × 32 =
22. 22.68 × 33 =
23. 23.55 × 24 =
24. 24.48 × 17 =
25. 25.19 × 19 =
26. 26.68 × 16 =
27. 27.19 × 12 =
28. 28.79 × 13 =
29. 29.23 × 72 =
30. 30.59 × 47 =
31. 31.68 × 21 =
32. 32.35 × 32 =
33. 33.27 × 32 =
34. 34.18 × 28 =
35. 35.18 × 14 =
36. 36.25 × 42 =
37. 37.39 × 24 =
38. 38.78 × 47 =
39. 39.12 × 24 =
40. 40.85 × 13 =

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