Ответ:
4 3/4:7 3/5=(4×4+3)/4:(7×5+3)/5=19/4:38/5=19/4×5/38=1/4×5/2=(1×5)/(4×2)=5/8
8,4:(-0,08)= -(8,4÷0,08)=-(105)=-105
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Ответ:
4 3/4:7 3/5=(4×4+3)/4:(7×5+3)/5=19/4:38/5=19/4×5/38=1/4×5/2=(1×5)/(4×2)=5/8
8,4:(-0,08)= -(8,4÷0,08)=-(105)=-105