2-Digit by 2-Digit Mental Multiplication Worksheet

Mental maths lesson 24: Choose your 2×2 method: split, round or factor · Set 903 · 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. 1.57 × 21 =
2. 2.18 × 24 =
3. 3.15 × 45 =
4. 4.32 × 23 =
5. 5.33 × 33 =
6. 6.74 × 21 =
7. 7.12 × 12 =
8. 8.31 × 15 =
9. 9.84 × 33 =
10. 10.76 × 14 =
11. 11.82 × 31 =
12. 12.32 × 42 =
13. 13.23 × 34 =
14. 14.53 × 14 =
15. 15.24 × 48 =
16. 16.38 × 26 =
17. 17.58 × 21 =
18. 18.43 × 11 =
19. 19.17 × 27 =
20. 20.39 × 17 =
21. 21.86 × 22 =
22. 22.51 × 14 =
23. 23.29 × 42 =
24. 24.55 × 34 =
25. 25.68 × 46 =
26. 26.19 × 46 =
27. 27.19 × 41 =
28. 28.23 × 22 =
29. 29.67 × 11 =
30. 30.29 × 33 =
31. 31.37 × 13 =
32. 32.55 × 22 =
33. 33.53 × 34 =
34. 34.44 × 34 =
35. 35.41 × 18 =
36. 36.86 × 14 =
37. 37.41 × 36 =
38. 38.19 × 27 =
39. 39.29 × 18 =
40. 40.15 × 64 =

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