2-Digit by 2-Digit Mental Multiplication Worksheet

Mental maths lesson 24: Choose your 2×2 method: split, round or factor · Set 939 · 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 × 12 =
2. 2.49 × 46 =
3. 3.49 × 16 =
4. 4.68 × 29 =
5. 5.18 × 23 =
6. 6.59 × 43 =
7. 7.76 × 11 =
8. 8.24 × 33 =
9. 9.25 × 21 =
10. 10.59 × 45 =
11. 11.63 × 21 =
12. 12.26 × 24 =
13. 13.79 × 38 =
14. 14.49 × 21 =
15. 15.32 × 33 =
16. 16.24 × 34 =
17. 17.39 × 49 =
18. 18.17 × 36 =
19. 19.17 × 18 =
20. 20.12 × 72 =
21. 21.34 × 64 =
22. 22.49 × 12 =
23. 23.84 × 24 =
24. 24.22 × 14 =
25. 25.29 × 35 =
26. 26.48 × 36 =
27. 27.88 × 22 =
28. 28.42 × 15 =
29. 29.36 × 63 =
30. 30.28 × 24 =
31. 31.21 × 64 =
32. 32.33 × 31 =
33. 33.33 × 56 =
34. 34.58 × 44 =
35. 35.88 × 39 =
36. 36.43 × 16 =
37. 37.65 × 32 =
38. 38.41 × 32 =
39. 39.68 × 45 =
40. 40.24 × 45 =

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