Ответ:
-(1,8+5/12)+(-1 1/3+1,5)=-1 8/10-5/12-1 1/3-1 1/2=1 4/5-5/12-1 1/3-1 1/2=-(1 48/60+2 5/60+1 20/60+1 30/60)=-(5+ 103/60)=-(5+1 53/60)=-6 53/60
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Ответ:
-(1,8+5/12)+(-1 1/3+1,5)=-1 8/10-5/12-1 1/3-1 1/2=1 4/5-5/12-1 1/3-1 1/2=-(1 48/60+2 5/60+1 20/60+1 30/60)=-(5+ 103/60)=-(5+1 53/60)=-6 53/60