Question

2.7.5.8如何算二十四点

Answer 1

2×5等于10
10－7等于3
3×8=24

Answer 2

1: (2 × 5 - 7) × 8
2: ((2 × 5) - 7) × 8
3: (5 × 2 - 7) × 8
4: ((5 × 2) - 7) × 8
5: 8 × (2 × 5 - 7)
6: 8 × ((2 × 5) - 7)
7: 8 × (5 × 2 - 7)
8: 8 × ((5 × 2) - 7)