Question

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Answer 1

Ответ:

-11/15-7/20 = -44/60 -21/60 = -65/60 = -1 1/12

Answer 2

Пошаговое объяснение:

$- \frac{11}{15} - \frac{7}{20 } = \\ - \frac{44}{60} - \frac{21}{60} = - \frac{65}{60} =- \frac{13}{12}$