13 8 3 2算24

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13 8 3 2算24

13 8 3 2算24
13 8 3 2算24

13 8 3 2算24
1: (13 + 3) × 2 - 8
2: ((13 + 3) × 2) - 8
3: (3 + 13) × 2 - 8
4: ((3 + 13) × 2) - 8
5: (2 × (13 + 3)) - 8
6: 2 × (13 + 3) - 8
7: (2 × (3 + 13)) - 8
8: 2 × (3 + 13) - 8

(13 + 3) × 2 - 8 =24