2-Digit by 2-Digit Mental Multiplication Worksheet

Mental maths lesson 24: Choose your 2×2 method: split, round or factor · Set 971 · 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. 2.33 × 35 =
3. 3.58 × 21 =
4. 4.53 × 24 =
5. 5.23 × 63 =
6. 6.14 × 18 =
7. 7.34 × 13 =
8. 8.27 × 31 =
9. 9.31 × 42 =
10. 10.47 × 32 =
11. 11.41 × 36 =
12. 12.73 × 34 =
13. 13.22 × 24 =
14. 14.15 × 24 =
15. 15.86 × 12 =
16. 16.52 × 33 =
17. 17.66 × 13 =
18. 18.19 × 12 =
19. 19.22 × 23 =
20. 20.47 × 63 =
21. 21.28 × 36 =
22. 22.64 × 21 =
23. 23.19 × 24 =
24. 24.77 × 11 =
25. 25.47 × 45 =
26. 26.27 × 45 =
27. 27.79 × 47 =
28. 28.28 × 27 =
29. 29.75 × 11 =
30. 30.49 × 31 =
31. 31.45 × 34 =
32. 32.38 × 21 =
33. 33.34 × 72 =
34. 34.68 × 47 =
35. 35.48 × 31 =
36. 36.34 × 63 =
37. 37.46 × 21 =
38. 38.59 × 37 =
39. 39.74 × 14 =
40. 40.56 × 13 =

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