2-Digit by 2-Digit Mental Multiplication Worksheet

Mental maths lesson 24: Choose your 2×2 method: split, round or factor · Set 840 · 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. 1.13 × 28 =
2. 2.32 × 13 =
3. 3.68 × 17 =
4. 4.39 × 15 =
5. 5.65 × 14 =
6. 6.65 × 11 =
7. 7.37 × 15 =
8. 8.15 × 72 =
9. 9.47 × 64 =
10. 10.25 × 12 =
11. 11.18 × 19 =
12. 12.45 × 14 =
13. 13.18 × 56 =
14. 14.88 × 25 =
15. 15.89 × 13 =
16. 16.12 × 72 =
17. 17.47 × 42 =
18. 18.39 × 17 =
19. 19.36 × 42 =
20. 20.54 × 24 =
21. 21.73 × 33 =
22. 22.42 × 34 =
23. 23.61 × 34 =
24. 24.39 × 29 =
25. 25.48 × 64 =
26. 26.32 × 35 =
27. 27.31 × 23 =
28. 28.36 × 72 =
29. 29.41 × 12 =
30. 30.28 × 63 =
31. 31.38 × 72 =
32. 32.31 × 32 =
33. 33.46 × 12 =
34. 34.39 × 28 =
35. 35.87 × 34 =
36. 36.19 × 21 =
37. 37.26 × 12 =
38. 38.23 × 56 =
39. 39.19 × 36 =
40. 40.46 × 35 =

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