8( )8( )8( )8=9,中间填什么符号?

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8( )8( )8( )8=9,中间填什么符号?
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8( )8( )8( )8=9,中间填什么符号?
8( )8( )8( )8=9,中间填什么符号?

8( )8( )8( )8=9,中间填什么符号?
8+8+8+8 = 32
8+8+8-8 = 16
8+8+8*8 = 80
8+8+8/8 = 17
8+8-8+8 = 16
8+8-8-8 = 0
8+8-8*8 = -48
8+8-8/8 = 15
8+8*8+8 = 80
8+8*8-8 = 64
8+8*8*8 = 520
8+8*8/8 = 16
8+8/8+8 = 17
8+8/8-8 = 1
8+8/8*8 = 16
8+8/8/8 = 8
8-8+8+8 = 16
8-8+8-8 = 0
8-8+8*8 = 64
8-8+8/8 = 1
8-8-8+8 = 0
8-8-8-8 = -16
8-8-8*8 = -64
8-8-8/8 = -1
8-8*8+8 = -48
8-8*8-8 = -64
8-8*8*8 = -504
8-8*8/8 = 0
8-8/8+8 = 15
8-8/8-8 = -1
8-8/8*8 = 0
8-8/8/8 = 8
8*8+8+8 = 80
8*8+8-8 = 64
8*8+8*8 = 128
8*8+8/8 = 65
8*8-8+8 = 64
8*8-8-8 = 48
8*8-8*8 = 0
8*8-8/8 = 63
8*8*8+8 = 520
8*8*8-8 = 504
8*8*8*8 = 4096
8*8*8/8 = 64
8*8/8+8 = 16
8*8/8-8 = 0
8*8/8*8 = 64
8*8/8/8 = 1
8/8+8+8 = 17
8/8+8-8 = 1
8/8+8*8 = 65
8/8+8/8 = 2
8/8-8+8 = 1
8/8-8-8 = -15
8/8-8*8 = -63
8/8-8/8 = 0
8/8*8+8 = 16
8/8*8-8 = 0
8/8*8*8 = 64
8/8*8/8 = 1
8/8/8+8 = 8
8/8/8-8 = -8
8/8/8*8 = 0
8/8/8/8 = 0
无解

需要通过分子式来计算。