【(16又8/247*2.375+12又4/285*4.75)*19.98】/6.66*(48*2-167/195)
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![【(16又8/247*2.375+12又4/285*4.75)*19.98】/6.66*(48*2-167/195)](/uploads/image/z/11513704-40-4.jpg?t=%E3%80%90%EF%BC%8816%E5%8F%888%2F247%2A2.375%2B12%E5%8F%884%2F285%2A4.75%EF%BC%89%2A19.98%E3%80%91%2F6.66%2A%EF%BC%8848%2A2-167%2F195%EF%BC%89)
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【(16又8/247*2.375+12又4/285*4.75)*19.98】/6.66*(48*2-167/195)
【(16又8/247*2.375+12又4/285*4.75)*19.98】/6.66*(48*2-167/195)
【(16又8/247*2.375+12又4/285*4.75)*19.98】/6.66*(48*2-167/195)
【(16又8/247*2.375+12又4/285*4.75)*19.98】/【6.66*(48*2-167/195)】
=【(16*2.375+8/247*2.375+12*4.72+4/285*4.75)】*19.98/6.66/(48*2-167/195)
=【(38+1/13+57+1/15)】*3*(48*2-167/195)
=【95+28/195】*3*(95+28/195)
=3