10 7 5 9算24点
问题描述:
10 7 5 9算24点
答
1: (10 - 7) × 5 + 92: ((10 - 7) × 5) + 93: 9 + (10 - 7) × 54: 9 + ((10 - 7) × 5)5: 9 - (7 - 10) × 56: 9 - ((7 - 10) × 5)7: 9 + (5 × (10 - 7))8: 9 + 5 ×(10 - 7)9: 9 - (5 × (7 - 10))10...