如题所述
-ï¼-32ï¼-{-7+[1-2/3*ï¼-0.6ï¼]/ï¼-0.2ï¼} 2/3
=32-{-7+[1+0.4]/ï¼-0.2ï¼} 2/3
=32-(-7-7) 2/3
=32-(-14)2/3
=32+28/3
=124/3
=32-{-7+[1+0.4]/ï¼-0.2ï¼} 2/3
=32-(-7-7) 2/3
=32-(-14)2/3
=32+28/3
=124/3
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第1个回答 2011-08-08
-（-32）-{-7+[1-2/3*（-0.6）]/（-0.2）} 2/3
=32-{-7+[1+0.4]/（-0.2）} 2/3
=32-(-7-7) 2/3
=32-(-14)2/3
=32+14 2/3
=32+28/3
=32-{-7+[1+0.4]/（-0.2）} 2/3
=32-(-7-7) 2/3
=32-(-14)2/3
=32+14 2/3
=32+28/3
