4477算24点

2025-03-09 22:43:39
推荐回答(1个)
回答1:

1:(4 - 4 ÷ 7) × 7
2:(4 - (4 ÷ 7)) × 7
3:7 × (4 - 4 ÷ 7)
4:7 × (4 - (4 ÷ 7))