1)-6,6+4/5=-66/10+4/5=-66/10+8/10=-58/10
2)-58/10-1 2/3=-58/10-5/3=-174/30-50/30=-224/30
3)-224/30+3,4=-224/30+34/10=-224/30+102/30=-122/30=-61/15=-4 1/15
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1)-6,6+4/5=-66/10+4/5=-66/10+8/10=-58/10
2)-58/10-1 2/3=-58/10-5/3=-174/30-50/30=-224/30
3)-224/30+3,4=-224/30+34/10=-224/30+102/30=-122/30=-61/15=-4 1/15