0.25+(-3 1/8)+(-4/4)+(-5 3/4)=?

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0.25+(-3 1/8)+(-4/4)+(-5 3/4)=?
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0.25+(-3 1/8)+(-4/4)+(-5 3/4)=?
0.25+(-3 1/8)+(-4/4)+(-5 3/4)=?

0.25+(-3 1/8)+(-4/4)+(-5 3/4)=?
0.25+(-3 1/8)+(-4/4)+(-5 3/4)
=1/4-31/8-57/4
=1/4-57/4-31/8
= -14-31/8
= -17又7/8