2-Digit by 2-Digit Mental Multiplication Worksheet

Mental maths lesson 24: Choose your 2×2 method: split, round or factor · Set 657 · 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. 1.69 × 16 =
2. 2.34 × 16 =
3. 3.75 × 11 =
4. 4.89 × 15 =
5. 5.18 × 15 =
6. 6.78 × 18 =
7. 7.39 × 31 =
8. 8.67 × 31 =
9. 9.68 × 39 =
10. 10.76 × 12 =
11. 11.78 × 16 =
12. 12.38 × 64 =
13. 13.25 × 14 =
14. 14.73 × 23 =
15. 15.36 × 33 =
16. 16.41 × 12 =
17. 17.43 × 45 =
18. 18.79 × 38 =
19. 19.29 × 28 =
20. 20.18 × 25 =
21. 21.79 × 41 =
22. 22.76 × 22 =
23. 23.76 × 33 =
24. 24.85 × 14 =
25. 25.29 × 18 =
26. 26.38 × 21 =
27. 27.53 × 24 =
28. 28.13 × 21 =
29. 29.21 × 48 =
30. 30.34 × 42 =
31. 31.45 × 14 =
32. 32.12 × 72 =
33. 33.41 × 35 =
34. 34.53 × 23 =
35. 35.29 × 25 =
36. 36.21 × 16 =
37. 37.28 × 21 =
38. 38.18 × 12 =
39. 39.31 × 45 =
40. 40.29 × 21 =

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