4,5,9,11算24点请问怎么算啊?
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4,5,9,11算24点请问怎么算啊?
4,5,9,11算24点
请问怎么算啊?
4,5,9,11算24点请问怎么算啊?
1:(4 + 9 ÷ 11) × 5
2:(4 + (9 ÷ 11)) × 5
3:5 × (4 + 9 ÷ 11)
4:5 × (4 + (9 ÷ 11))
5:5 × (9 ÷ 11 + 4)
6:5 × ((9 ÷ 11) + 4)
7:(9 ÷ 11 + 4) × 5
8:((9 ÷ 11) + 4) × 5
只有8种
(11+5)*6/4=24