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Ответ

Ответ дан
andrewhansk

Ответ:

8frac{5}{9} , frac{3}{4}

Пошаговое объяснение:

(11/2+13/5)*5/9=(55/10+25/10)*5/9=8*5/9=8frac{5}{9}

(7-2 5/16)* 4/25=(112/16- 37/16)*4/25=75/16*4/25= 75*4/16*25=3/4

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