2-Digit by 2-Digit Mental Multiplication Worksheet

Mental maths lesson 24: Choose your 2×2 method: split, round or factor · Set 868 · 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. 1.29 × 64 =
2. 2.39 × 16 =
3. 3.53 × 34 =
4. 4.48 × 12 =
5. 5.47 × 42 =
6. 6.19 × 63 =
7. 7.66 × 24 =
8. 8.19 × 25 =
9. 9.48 × 49 =
10. 10.33 × 64 =
11. 11.85 × 23 =
12. 12.78 × 19 =
13. 13.48 × 15 =
14. 14.68 × 31 =
15. 15.48 × 27 =
16. 16.23 × 36 =
17. 17.34 × 33 =
18. 18.37 × 12 =
19. 19.45 × 18 =
20. 20.75 × 23 =
21. 21.58 × 21 =
22. 22.29 × 35 =
23. 23.18 × 14 =
24. 24.45 × 31 =
25. 25.79 × 21 =
26. 26.69 × 31 =
27. 27.46 × 34 =
28. 28.19 × 16 =
29. 29.36 × 27 =
30. 30.38 × 21 =
31. 31.87 × 21 =
32. 32.34 × 22 =
33. 33.71 × 21 =
34. 34.39 × 31 =
35. 35.75 × 11 =
36. 36.57 × 13 =
37. 37.87 × 13 =
38. 38.49 × 28 =
39. 39.39 × 21 =
40. 40.49 × 41 =

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