找规律填数252.124.60.28.( )

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找规律填数252.124.60.28.()找规律填数252.124.60.28.()找规律填数252.124.60.28.()252-124=128124-60=6460-28=3228-x=16所以

找规律填数252.124.60.28.( )
找规律填数252.124.60.28.( )

找规律填数252.124.60.28.( )
252 - 124 = 128
124 - 60 = 64
60 - 28 = 32
28 - x = 16
所以x = 28 - 16 = 12

12
x=y/2-2

252=(124+2)*2
124=(60+2)*2
60=(28+2)*2
……
()=28/2-2=12

12