4 4 7 7算24点啊

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4 4 7 7算24点啊
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4 4 7 7算24点啊
4 4 7 7算24点啊

4 4 7 7算24点啊
1:(4 - 4 ÷ 7) × 7
2:(4 - (4 ÷ 7)) × 7
3:7 × (4 - 4 ÷ 7)
4:7 × (4 - (4 ÷ 7))

(4-4÷7)×7=24

7 × (4 - 4 ÷ 7)

gtrsfs

1: (4 - 4 ÷ 7) × 7
2: (4 - (4 ÷ 7)) × 7
3: 7 × (4 - 4 ÷ 7)
4: 7 × (4 - (4 ÷ 7))
http://www.dffy.com/tool/24.htm