
(2/3-4/9 5/27)x(-27)-|1/17x8-(-8)x1/17
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(2/3-4/9+5/27)x(-27)-11/17x8-(-8)x1/17
=-2/3×27+4/9×27-5/27x27-(11/17-1/17)x8
=-18+12-5-10/17×8
=-11-4又12/17
=-15又12/17
=-2/3×27+4/9×27-5/27x27-(11/17-1/17)x8
=-18+12-5-10/17×8
=-11-4又12/17
=-15又12/17
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