Ответ:
10 4/7×(-2 11/12)=74/7×(-35/12)=-(185/6)=-30 5/6
7 5/9 *(-9 3/4)=68/9×(-39/4)=(-221/3)=(-73 2/3
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Ответ:
10 4/7×(-2 11/12)=74/7×(-35/12)=-(185/6)=-30 5/6
7 5/9 *(-9 3/4)=68/9×(-39/4)=(-221/3)=(-73 2/3