2,-3,-4,5这四个数用加减乘除怎么组成24点?

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2,-3,-4,5这四个数用加减乘除怎么组成24点?
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2,-3,-4,5这四个数用加减乘除怎么组成24点?
2,-3,-4,5这四个数用加减乘除怎么组成24点?

2,-3,-4,5这四个数用加减乘除怎么组成24点?

-4×(-3-5+2)=24 (2-5)+(-3)×(-4)=24 

(2-5)+(-3)×(-4)=ok

-4×(-3-5+2)=24 (2-5)+(-3)×(-4)=24

-4×(-3-5+2)=24