2-Digit by 2-Digit Mental Multiplication Worksheet

Mental maths lesson 24: Choose your 2×2 method: split, round or factor · Set 855 · 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 × 42 =
2. 2.75 × 21 =
3. 3.45 × 56 =
4. 4.59 × 29 =
5. 5.47 × 12 =
6. 6.76 × 22 =
7. 7.44 × 31 =
8. 8.43 × 12 =
9. 9.79 × 22 =
10. 10.23 × 42 =
11. 11.53 × 34 =
12. 12.36 × 42 =
13. 13.59 × 21 =
14. 14.88 × 23 =
15. 15.38 × 17 =
16. 16.69 × 49 =
17. 17.69 × 33 =
18. 18.38 × 33 =
19. 19.47 × 35 =
20. 20.59 × 17 =
21. 21.16 × 48 =
22. 22.41 × 18 =
23. 23.35 × 45 =
24. 24.24 × 33 =
25. 25.89 × 21 =
26. 26.48 × 48 =
27. 27.23 × 21 =
28. 28.28 × 47 =
29. 29.49 × 15 =
30. 30.19 × 41 =
31. 31.13 × 72 =
32. 32.48 × 37 =
33. 33.29 × 26 =
34. 34.31 × 16 =
35. 35.24 × 34 =
36. 36.19 × 19 =
37. 37.21 × 36 =
38. 38.87 × 21 =
39. 39.41 × 28 =
40. 40.66 × 32 =

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